After the Disaster
The Surviving Pet When a Housemate Animal Is Missing: What Is Known, and What Nobody Has Measured
By EmergencyPetPrep Editorial · Updated
Read this first
Some pet emergencies outrun any checklist. If an animal is collapsing, struggling to breathe, or was exposed to something toxic, stop reading and call your veterinarian or the nearest emergency animal hospital now. When officials order an evacuation, go; nothing on this page is worth delaying your own exit. This article is spec-and-evidence analysis of published guidance, not veterinary care for your specific animal. Where your vet's instructions or an official order differ from anything here, they win.
Key takeaways
- One instruction on this page is not a matter of interpretation, and it is the reason the page is marked safety critical. The Ohio State University Veterinary Medical Center's Honoring the Bond handout prints a boxed health alert: "If a cat stops eating, this can be a medical emergency. Please contact your veterinarian as soon as possible. If a dog stops eating, alert your veterinarian." Reduced eating is among the most commonly reported changes in every study on this page, so if the animal still in your house has stopped eating, that is a call to make today and it does not wait for the search to resolve. If your own clinic is gone or you are displaced, our guide to finding veterinary care mid-evacuation covers the channels that publish emergency and telemedicine access, and our page on paying a post-disaster vet bill covers the funders, most of which pay a clinic directly rather than reimbursing you.
- The published literature on a surviving animal is entirely about death, and we could locate three empirical studies of it. Walker and colleagues, in Animals in 2016, report "A total of 279 viable surveys were returned pertaining to 159 dogs and 152 cats." Uccheddu and colleagues, in Scientific Reports in 2022, report a survey "completed by 426 Italian adults who had owned at least two dogs, one of whom died while the other was still alive." Greene and Vonk, in Applied Animal Behaviour Science in 2024, surveyed "412 cat caregivers" about 452 surviving cats and describe their own work as "only the second known exploration of domestic cats’ responses to the death of another companion animal". All three are owner questionnaires. None of them studied a missing animal: the words missing and disappear return zero matches in all three papers, machine-counted on August 20, 2026.
- All three studies tested some version of the death-specific element, and none of them found it mattered. Walker 2016: "Our results show that witnessing the deceased animals’ bodies did not have a significant impact on behaviour." Uccheddu 2022 reports that viewing of the corpse "did not affect the duration of behavioural alterations, when they occurred." Greene and Vonk 2024 report that whether "the surviving animal had witnessed the death" was among the variables "not strongly correlated with reported behavioral change." Those are three different measures in two species and they must not be added together. This site's own conclusion, and it is ours rather than any author's: if the parts of a death that are specific to death did not change these outcomes, there is no published reason to expect a missing housemate to produce a different response from a dead one, and no published reason to expect an identical one either. Nobody has measured it.
- Every one of those studies names caregiver projection as a live rival explanation for its own results, which is why this page reports owner-reported behaviour rather than animal psychology. Greene and Vonk write: "The most serious limitation of our study is that we relied on caregiver reports rather than direct observations of the animals before and after their companions’ deaths." Walker 2016 opens its Limitations section on the single word Anthropomorphism and states that "the owner reports of behavioural changes suggestive of grief presented here may be a reflection of the grief that the owner is experiencing or a behavioural change that has occurred as a result of the change in owner behaviour resulting from their own feelings of grief." Uccheddu 2022 closes with "we still cannot confirm it was grief. More research is clearly needed". This site has no credentialed veterinary reviewer, so it will not convert owner questionnaires into a statement about what your animal is feeling.
- Nobody publishes a ranking of routine against comfort, and this page will not invent one. The AVMA's Recovering after a disaster list, read in a rendered browser session on August 20, 2026, prints them as adjacent peers: "The disruption of routine activities can be the biggest cause of stress for your pets, so try to re-establish a normal schedule as quickly as you can." and then, immediately after it, "Comfort each other. The simple act of petting and snuggling can reduce anxiety for both people and pets." Ohio State names neither and instead calls exercise "the best non-drug stress reliever you have available for your pet", attaching its own caution to consult your veterinarian and your own doctor before starting a new exercise programme. Tufts says surviving animals will need "time and extra attention from loving owners". And Uccheddu 2022 published a result that cuts against routine disruption being the whole story.
- The standard veterinary reference does not cover this subject at all, which is the honest reason this page offers no protocol. Both Merck Veterinary Manual behaviour chapters were retrieved and text-searched on August 20, 2026. Across Behavior Problems of Dogs and Behavior Problems of Cats the strings conspecific, grief, griev, mourn, bereave, death of a companion and loss of a companion return zero matches each. Merck's only relevant sentences are generic anxiety advice in chapters with no companion-loss content: "Establishing a routine can greatly help anxiety." for dogs and "Establishing a routine can markedly help anxiety." for cats. A page that handed you a behaviour-modification plan for a missing housemate would be handing you something the reference the profession actually uses does not contain.
- Ambiguous loss is a real and correctly attributed idea, and it is about you rather than about your animal. The American Psychological Association describes Pauline Boss, PhD, as "the principal theorist in the study of “ambiguous loss,” a term she coined in the 1970s", originally applied to families of the physically missing, including soldiers missing in war. In that same interview Boss names pet loss alongside human loss and locates the difficulty in not knowing where the remains are. It is human family-systems theory, no source applies it to an animal's inner experience, and this page does not extend it to one. Boss's own recommendations for living with ambiguous loss are ones she developed as a family therapist for clinical and family work, which is who that material was written for, and this site has no clinical authority and no credentialed reviewer, so it reports the construct and stops there.
- Every referral route below was read on the operating organisation's own page on August 20, 2026, and one number people expect is deliberately absent. The Cornell Pet Loss Support Hotline is 607-218-7457 and Cornell states plainly that it "is not a mental health hotline"; the Tufts Pet Loss Support Helpline is 508-839-7966 and Tufts states its scope covers separation without death; the CVMA Pet Loss Helpline is (630) 325-1600 and is a callback service. The 24-hour crisis routes are 988 by call or text, the Disaster Distress Helpline at 1-800-985-5990 by call or text, and, for veterans and service members, dialling 988 then pressing 1 or texting 838255. For immediate danger the instruction is Cornell's own and this page repeats it rather than replacing it: "If at any point you are experiencing a mental health crisis and/or feel like harming yourself or someone else, please call 911 or your local emergency service." There is no ASPCA pet loss hotline on this page: the link labelled that way on a Tufts resource list redirects to an ASPCA page carrying no telephone number at all, and aspca.org/pet-care/pet-loss-support returns a page-not-found, both checked August 20, 2026.
Talk to Someone Now
These three lines are open 24 hours a day, every day, and the instruction for immediate danger is printed with them. Every number and every phrase below was read on that organization’s own website on August 20, 2026.
Disaster Distress Helpline. SAMHSA’s page for this line, marked Last Updated 09/26/2025, says: “Call or text 1-800-985-5990.” In Spanish, the same page says: “Llama o envía un mensaje de texto 1-800-985-5990 presiona “2.”” For Deaf and Hard of Hearing ASL callers it says: “Please text or call the Disaster Distress Helpline at 1-800-985-5990 using your preferred Relay provider.” SAMHSA describes the service as “available 24/7 to all residents in the U.S. and its territories who are experiencing emotional distress related to natural or human-caused disasters” and states: “There is no need to give any identifying information when you contact DDH.” Read the sentence SAMHSA prints immediately after that one, so a question at the end of the call does not surprise you: “The counselor may ask you for some basic information at the end of the call, but these questions are optional and intended to help SAMHSA keep track of the types of calls it receives.”
988 Suicide and Crisis Lifeline. Call 988, text 988, or chat online at 988lifeline.org. Its site states: “The 988 Lifeline is available 24/7/365. Your conversations are free and confidential.”
Veterans Crisis Line. Its site publishes “Dial 988 then Press 1”, “Text 838255”, and a chat option, describes itself as “24/7, confidential crisis support for Veterans and their loved ones”, and states: “You don’t have to be enrolled in VA benefits or health care to connect.”
If anyone is in immediate danger. Cornell University College of Veterinary Medicine’s own pet loss resource page, read on August 20, 2026, states: “If at any point you are experiencing a mental health crisis and/or feel like harming yourself or someone else, please call 911 or your local emergency service.” It also states: “Call 911 or your local emergency services for help if you are experiencing a mental health emergency.” Those are Cornell’s instructions rather than ours, and this page repeats them because they are the correct ones.
Talking to a licensed mental health professional about this is a reasonable next step, and it is one you can take at any point, including now.
The pet-loss lines, which are a different and narrower kind of support with limited hours, are further down this page with the operators’ own descriptions of what they do.
The House You Are Actually Standing In
One animal is not accounted for. The search is still running: reports are filed, the microchip record is live, somebody is walking the block at dusk with a flashlight. And the animal that is still here has changed. It will not eat. It is at the door. It is under the bed and has been since Tuesday. It follows you from room to room in a rental you have been in for four days.
This page is about that second animal, in the specific case where the first one is missing rather than confirmed dead. It is the case the published literature does not cover, and the useful thing this page can do is tell you precisely what is known, precisely what is not, and which of the things you are watching are a phone call rather than a wait.
Three things this page is not, so you do not spend time here looking for them.
It does not run the search. Every reporting step, database, facility call and physical search method lives in our guide to finding a lost pet after a disaster, which is the hub this page hangs off. If you only have energy for one page today, that is the one. The search is the thing that changes the outcome.
It is not the page for a body, records or decisions. If the animal is confirmed dead, what to do if your pet dies in a disaster covers custody of the remains, local burial and cremation rules, the one situation that must be settled before anything irreversible, and the paperwork. That page also carries the Ohio State handout’s four-cause list for surviving pets and its instruction against correcting animals who are working out a new relationship, which is why this page does not repeat either.
It is not the general escalation framework. How long any displaced animal takes to settle, what a month of a stable address means, when a behaviour becomes an appointment and who is qualified for what are all worked through in pet behaviour changes after a disaster. Everything on this page about escalation hands off to that one rather than restating it.
And one more boundary that matters if the missing animal comes home. Cats that were separated and then reunited can behave towards each other like strangers, and that is a different problem with a different published protocol. It is covered in reuniting cats after an evacuation separation. This page does not open that subject.
What This Page Will Not Do
The failure modes on a page like this are specific, and they are worth stating before the evidence rather than after it.
It will not tell you what your animal is feeling. Not grieving, not depressed, not mourning, not confused. The researchers who ran the only studies that exist decline to make that claim about their own data, in print, in their own conclusions. This site has no credentialed veterinary reviewer and no clinical authority of any kind, and it is not going to assert something the people who did the work would not.
It will not give you a protocol. No desensitisation plan, no reintroduction sequence, no schedule. The standard veterinary reference does not cover this subject at all, which is documented below by machine count, and inventing a plan to fill that gap would be inventing exactly the kind of thing this site exists to strip out.
It will not give you a duration. Two of the three studies report how long owners said changes lasted in their households. Those are descriptions of other people’s animals after a settled death, collected by questionnaire, and none of them is a forecast for an animal in a household where the outcome is unresolved.
It will not rank comfort against routine. Both appear in the published guidance and no source we found puts one above the other. The section below shows the two sitting next to each other in the same agency list.
It will not tell you how to feel, and it will not issue a verdict on you. Where the studies report an association between an owner’s own grief and what that owner reported about the animal, this page treats that as a measurement problem, which is what the authors themselves treat it as.
Every phone number carries the date it was read, and one number people expect to find here is deliberately absent. The reason is at the bottom, with the method.
The Evidence Base, Named and Counted
Before any finding, the shape of the base. This matters more than usual here, because the subject attracts confident writing and the underlying literature is three questionnaires.
Searching PubMed and the open literature on August 20, 2026, we located three empirical studies of how a surviving companion animal behaves after a housemate animal dies. That is a description of what our search returned rather than proof that no fourth exists.
Walker, Waran and Phillips, 2016, published in the journal Animals. Its own abstract states the method and the sample: “A questionnaire was distributed via, and advertised within, publications produced by the Royal Society for the Prevention of Cruelty to Animals (RSPCA) across Australia and New Zealand, and through a selection of veterinary clinics within New Zealand. A total of 279 viable surveys were returned pertaining to 159 dogs and 152 cats.” The acknowledgments name “the 83 veterinary clinics throughout New Zealand” among the distributors. Respondents had to have lost an animal within the previous five years.
Uccheddu and colleagues, 2022, published in Scientific Reports. Its abstract states: “The survey was completed by 426 Italian adults who had owned at least two dogs, one of whom died while the other was still alive.” The instrument is the Mourning Dog Questionnaire, which the paper describes as previously validated, combined with five established scales measuring the owner’s own bereavement, attachment and outlook.
Greene and Vonk, 2024, published in Applied Animal Behaviour Science. Its abstract states: “A total of 412 cat caregivers were surveyed regarding both caregivers’ and surviving cats’ (n = 452) relationship with the deceased pet as well as possible immediate and long-term behavioral changes following the loss of a companion animal within the household.” Its recruitment is stated plainly in the method: “We recruited 637 cat caregivers from various online listservs and Facebook groups and a Psychology research participant pool at a midwestern university.” Of those, 412 remained after exclusions.
Four facts about that base, all of them checkable.
All three are owner questionnaires. Not one of them observed an animal. Greene and Vonk say so as their own headline limitation, quoted in full further down.
The cat literature is two studies old. Greene and Vonk describe their own work as “only the second known exploration of domestic cats’ responses to the death of another companion animal”. That is consistent with what Walker’s team wrote eight years earlier, in a discussion of increased aggression in cats: “To our knowledge there is no literature on how cats behave as a result of the loss of a companion”.
None of them studied a missing animal. We machine-counted the retrieved full text of all three papers on August 20, 2026. The strings missing, disappear, stray and runaway return zero matches in each of the three. The string rehom returns exactly one match across all three, and it is inside the Walker sentence quoted in the next section. The word disaster appears once in Walker 2016 and it is inside the title of a cited reference rather than anywhere in the paper’s own text; it appears zero times in the other two.
The standard veterinary reference does not cover the subject at all. We retrieved both Merck Veterinary Manual behaviour chapters on August 20, 2026 and text-searched them. Across Behavior Problems of Dogs and Behavior Problems of Cats, these strings return zero matches each: conspecific, grief, griev, mourn, bereave, “death of a companion”, “loss of a companion”, “companion animal dies”. The word housemate appears once in the dog chapter, in a passage about aggression between dogs in the same household, and zero times in the cat chapter. Merck’s only sentences that touch this at all are generic anxiety advice inside chapters with no companion-loss content: “Establishing a routine can greatly help anxiety.” in the dog chapter and “Establishing a routine can markedly help anxiety.” in the cat chapter. Note that those are two different adverbs in two different chapters, which is worth knowing if you go looking for them yourself.
That last finding is the honest reason this page offers no protocol. It is not that a protocol is being withheld from you. It is that the reference the profession actually opens does not contain one for this.
What the Studies Report, Reported as What They Are
Everything in this section is owner-reported behaviour from households where the other animal had died. Read it as a description of what people told researchers, not as a description of your animal.
Walker 2016, dogs and cats
The two commonest categories, in the paper’s own summary: “The two most common classes of behavioural changes reported for both dogs and cats were affectionate behaviours (74% of dogs and 78% of cats) and territorial behaviours (60% of dogs and 63% of cats).”
Underneath the territorial figure sits the behaviour that gets quoted most often, and it deserves its numerator. Of the dogs and cats reported as showing a territorial change, “50% of these dogs and 56% of these cats were described as seeking out the deceased animals’ favourite spot.” Those percentages are of the animals in the territorial-change group, not of the whole sample.
On food and sleep and voice: “Dogs were reported to reduce the volume (35%) and speed (31%) of food consumption and increase the amount of time spent sleeping (34%).” And: “Cats were reported to increase the frequency (43%) and volume (32%) of vocalisations following the death of a companion.”
On duration: “The median duration of reported behavioural changes in both species was less than 6 months.”
Two further details from the same paper are worth having, because they are the ones that get flattened in summaries. The affection figure has a second layer underneath it: of the animals whose affectionate behaviour changed, the discussion reports that “82% of these dogs and 97% of cats” were described as “demanding more affection from, and/or, becoming more clingy/needy towards the owner.” So the direction was overwhelmingly towards the person, not away.
And on whether it mattered which species had been lost, the answer was almost entirely no: “Whether the remaining animal’s companion was of the same species was only found to have a statistical impact on one reported behaviour—the speed of food consumption.” The one exception: “Remaining dogs who had lost a companion dog were more likely than those that had lost a companion cat to display a reduction in the speed with which they consumed food”. And on how long it lasted: “No significant difference was found between the duration of time for which behaviour changes occurred and whether the lost companion animal was the same, or different, to that of the remaining animal.”
The paper also carries a figure people cite constantly without knowing where it came from. Walker’s team took their seven behaviour categories from an earlier study by Schultz and colleagues, an unpublished 1996 report for the ASPCA that we could not retrieve in any form on August 20, 2026: no journal, no DOI, no locatable copy. Walker reports two of its results. On the favourite-spot behaviour, Schultz found “27% of dogs and 41% of cats, subsequent to the loss of a conspecific, sought out the deceased animals’ favourite spot.” On eating, Walker reports the earlier study found both species showing “a reduction in consumption following the death of a conspecific (36% of dogs and 46% of cats).” If you have seen those four percentages presented as established fact, this is their provenance: a 1996 report nobody can currently open, reported second-hand by a 2016 paper. We are citing them the way Walker cites them, and no other way.
Uccheddu 2022, dogs
The reported changes, with their frequencies, in the paper’s own list: “Several negative behavioural changes were commonly reported in the surviving dog after the death of the other dog: attention seeking increased (67%), playing less (57%), level of activity reduced (46%), sleeping more (35%), fearfulness increased (35%), eating less (32%) and vocalisation increased (30%).”
The duration, and the figure that gets left out of most summaries: “When any behavioural alteration was observed, 24.9% of the owners observed it for more than 6 months, 32.2% between 2 and 6 months, 29.4% for less than 2 months. No behavioural changes were observed by 13.4% of the owners.”
Read the last sentence with the rest. In a survey specifically recruiting owners of surviving dogs, roughly one owner in eight reported that nothing changed.
Greene and Vonk 2024, cats
The behaviour summary, from the abstract: “That is, they engaged less in sleeping, eating and playing but more in seeking attention from humans and other pets, hiding, spending time alone and appearing to look for their lost companions.”
That last item is the closest thing in the published literature to searching behaviour, and it is worth noticing exactly how the authors phrase it. Not looking for. “appearing to look for”. The measure was a caregiver rating on a list that included “appearing to be looking for the lost pet” and “sniffing areas where the other pet spent time”.
The paper also records what the surviving cats had lost: “Of the 452 cats (240 females, 197 males, 15 sex unreported) that lost a companion, 281 reacted to the death of another cat, while 171 reacted to the death of a dog.” So roughly two in five of these cats had lost a dog rather than a cat.
On what predicted a bigger reported change, its abstract names three things: “Amount of time spent engaging in activities together in a typical day predicted caregiver reports of increases in grief-like behaviors and fearfulness in surviving cats. More positive relationships between the deceased animal and surviving cat predicted decreases in sleeping, eating, and playing. The longer the cat had lived with the deceased animal, the more the caregivers reported increases in attention-seeking following the death.”
The three studies side by side
Every cell below is what that paper’s own text states, read on August 20, 2026. Where a paper did not measure something, the cell says so rather than borrowing an answer from another row. All three studies are surveys of owners or caregivers about an animal that had DIED, and none of them measured a missing animal. The figures are not comparable across rows: the three used different instruments, different response scales and different species, and no published work pools them.
| Study (read 2026-08-20) | Sample as the paper states it | Species | Reported changes named in the paper | What it found on the death-specific element |
|---|---|---|---|---|
| Walker, Waran and Phillips, Animals 2016 | “A total of 279 viable surveys were returned pertaining to 159 dogs and 152 cats.” Recruited via RSPCA publications in Australia and New Zealand and 83 New Zealand veterinary clinics; deaths within the previous five years | Dogs and cats | Affectionate behaviours 74% of dogs, 78% of cats; territorial 60% and 63%; dogs reduced volume (35%) and speed (31%) of food consumption and increased sleeping (34%); cats increased vocalisation frequency (43%) and volume (32%) | Body-viewing tested against whether behaviour changed. “Our results show that witnessing the deceased animals’ bodies did not have a significant impact on behaviour.” |
| Uccheddu and colleagues, Scientific Reports 2022 | “completed by 426 Italian adults who had owned at least two dogs, one of whom died while the other was still alive.” Mourning Dog Questionnaire plus five established owner scales | Dogs only | “attention seeking increased (67%), playing less (57%), level of activity reduced (46%), sleeping more (35%), fearfulness increased (35%), eating less (32%) and vocalisation increased (30%)”; no change reported by 13.4% of owners | Corpse-viewing tested against how long changes lasted. Viewing of the corpse “did not affect the duration of behavioural alterations, when they occurred.” |
| Greene and Vonk, Applied Animal Behaviour Science 2024 | “A total of 412 cat caregivers were surveyed”; 452 surviving cats; recruited “from various online listservs and Facebook groups and a Psychology research participant pool at a midwestern university” | Cats only, though 171 of the 452 had lost a dog | “they engaged less in sleeping, eating and playing but more in seeking attention from humans and other pets, hiding, spending time alone and appearing to look for their lost companions” | Witnessing the death tested against reported change. Whether “the surviving animal had witnessed the death” was among the variables “not strongly correlated with reported behavioral change.” |
The One Real Finding on This Page
Here is the part that is not in any of the summaries you will find elsewhere, and it is the reason this page exists.
All three studies looked, in some way, at the element that is specific to death rather than to absence: whether the surviving animal saw the body, or saw the death. All three found it made no measurable difference to what was reported.
Walker 2016 tested body-viewing against whether behaviour changed. Its Discussion states:
“Our results show that witnessing the deceased animals’ bodies did not have a significant impact on behaviour. Behavioural changes were observed regardless of whether the deceased’s body was shown to the remaining animal. This might suggest that loss resulting from the removal of a companion animal from the household (e.g., sale or rehoming) could have a similar impact on behaviour, however further research is required to clarify this.”
Read the whole thing, including the last clause. The authors extend their own null result to removal without death, and then hedge the extension in the same sentence. That hedge is not decoration. It is the difference between a finding and a suggestion, and this page keeps it attached.
The sentence immediately after that passage is worth having too, because it shows the animals were not indifferent to the body: “Of the animals in the present study that were shown their companion’s deceased body, 73% sniffed and investigated the body.” They engaged with it. It did not change the outcome that was measured.
The numbers underneath that null are in the paper’s results section, under a heading of their own, and they are worth stating so nobody has to take the word “significant” on trust. One hundred and fifty-eight of the remaining animals viewed the body, 58% of them dogs and 42% cats. The paper reports a chi-squared test comparing those that saw the body against those that did not, on the reported behavioural changes, and gives a p value of 0.22. Of the 158, 115 were reported to sniff and investigate. So this is not a null drawn from a handful of animals, and it is not a null that means nothing happened; it is a null that means the two groups looked the same.
Uccheddu 2022 tested corpse-viewing against how long the changes lasted. In its results:
“Animal’s sex (r = 0.048; p = 0.324), neuter status (r = 0.069; p = 0.153), age at death (r = 0.009; p = 0.856) and breed (r = 0.030; p = 0.541), but also viewing of the corpse (r = 0.028; p = 0.570), did not affect the duration of behavioural alterations, when they occurred.”
The same paper had opened by explaining why this question is nearly unavoidable in dogs: “If seeing the corpse is part of the death ritual, considering that domestic dogs have no access or only a brief access to the corpse, then only the reaction to separation from the bonded individual might be evaluated.”
And it closes its discussion with the sentence that names what it thinks it may have measured. We are reproducing it exactly as the paper prints it, including its own unbalanced quotation mark, because a quotation is not ours to tidy:
“Our results might suggest that the dogs are responding to the “loss “of an affiliate, more than their “death” per se.”
Greene and Vonk 2024 tested whether the cat witnessed the death. Among the correlations they report: “Whether the animals were related, the surviving animal had witnessed the death, or the number of cats and dogs in the home at the time of death were not strongly correlated with reported behavioral change.”
What this site concludes, and what it does not
Those are three different measures, in two species, using three different instruments. Walker tested body-viewing against whether behaviour changed at all. Uccheddu tested corpse-viewing against how long changes lasted. Greene and Vonk tested witnessing the death against the size of the reported change. They should not be added together, averaged, or described as one result, and nobody has run the study that would let you do that.
What follows is this page’s own reasoning, not a published finding, and not something any of these authors wrote. Every part of a death that is specific to death, as opposed to specific to absence, was tested at least once across these three studies, and none of the tests came back positive. If the death-specific parts did not move the measurements, then there is no published reason to expect an animal whose housemate is missing to respond differently from one whose housemate died. There is also no published reason to expect it to respond identically. The honest statement is that the question has not been asked, and that the nearest evidence is a null result whose own authors extended it to removal-without-death and then said further research was required.
There is a second thing our reasoning notices, and it is the sharpest difference between your household and every household in these studies. In all three, the outcome was settled before the questionnaire was filled in. Somebody knew. In yours, nobody does, the search is still running, and the humans in the house are behaving differently today from how they behaved last week, in ways an animal can observe. Every one of these papers names owner behaviour as a candidate explanation for what the surviving animal did. None of them observed an owner in the middle of an unresolved search. That is not a gap you can reason across, and this page is not going to pretend otherwise.
Why the Rival Explanations Are Not a Formality
On most subjects, a study’s limitations section is a paragraph everybody skips. On this one it is the substance, because each of these papers names an alternative reading of its own data that would change what you should do about it.
Caregiver report is the base problem, and Greene and Vonk lead with it. Their limitations section states:
“The most serious limitation of our study is that we relied on caregiver reports rather than direct observations of the animals before and after their companions’ deaths.”
Keep reading past that sentence, because the two that follow it name a rival explanation nobody else on this page raises:
“Given that pet deaths are not always anticipated well in advance, it is challenging to obtain relevant behavioral observations. Furthermore, if the death is anticipated, it is possible that conspecifics are reacting to cues of illness or injury in the weeks preceding the death.”
That is a fourth candidate for what these surveys measured: not the death, and not the absence, but weeks of a sick animal in the house before either. The observation that follows is ours, not the authors’. In an anticipated death, the surviving animal has had a run-up. In a disaster disappearance there is no run-up at all: the housemate was there on Tuesday and was not there on Wednesday. If pre-death illness cues are doing part of the work in these studies, then that part of the work is simply missing from your household, and it is one more reason the published percentages should not be read as a forecast for an animal whose housemate walked out of a broken fence.
The same paper names the projection mechanism twice in its own abstract. First: “However, higher levels of caregiver attachment also predicted reports of increases in attention seeking behavior, which may reflect anthropomorphism in the projection of caregiver grief onto surviving companion animals.” Then: “Consistent with this hypothesis, caregivers who experienced greater grief were more likely to report increases in their surviving cats’ sleep, spending time alone and hiding following the death.”
And the mirror image, which is the part that makes the argument hard to dismiss: “If caregivers reported avoidant attachment with the deceased cat, they reported greater decreases in grief-like behaviors in surviving cats following the death, suggesting that caregivers without strong, secure attachment binds were less likely to perceive that their surviving animals experienced grief.” The reported behaviour of the cat tracked the reporter in both directions.
Walker 2016 opens its Limitations section on one word: Anthropomorphism. What follows:
“Thus the owner reports of behavioural changes suggestive of grief presented here may be a reflection of the grief that the owner is experiencing or a behavioural change that has occurred as a result of the change in owner behaviour resulting from their own feelings of grief.”
The same section names who answered the questionnaire and why that matters: “We asked respondents to nominate themselves to participate in this research and it is very likely the owners that responded did so because they saw a change in their animals’ behaviour and because they remembered that change, whereas owners that did not see changes in behaviour may have been less likely to respond to our questionnaire.” And: “Moreover, owners that believed companion animals capable of experiencing grief were likely more willing to respond to a questionnaire about animal grief.”
Its Conclusions add two rival explanations that have nothing to do with the owner at all:
“Further analysis of behavioural changes, independent of owner interpretation, is required to establish whether these behavioural changes are indeed a reflection of loss, result from a reduction in competition for resources or are a consequence of change in owner behaviour resulting from either their own feelings of grief or concern that their companion animal is grieving.”
That middle clause is the one nobody quotes. In a multi-animal household one animal leaving removes a competitor for food, resting places, doorways and attention, and a behaviour change is exactly what you would predict from that alone. Walker’s discussion says the same thing about cats specifically, offering as an alternative reading that a change in aggression “may have resulted from a change in hierarchical status resulting from the loss of a conspecific”, and concluding: “Further research is required to test out these alternate theories.”
Uccheddu 2022 names emotional contagion and stimulus enhancement. Its discussion states: “Not only anthropomorphism may play a role in attributing a specific function to the dogs’ behaviour, but attention to a deceased individual might also occur as a result of the owners’ increasing attention (stimulus enhancement)”, and then: “Not surprisingly, an emotional contagion might also be considered, since stress seems contagious between dogs and owners”.
The same paper also pushes back on the projection reading of its own data, which is why it is worth reading rather than summarising. On the owner scales it used, it reports: “This is important because it indicates that the owner is not simply projecting grief on their dog based on their own sentiments; the reported changes are thus more likely to be real.” And then, in the very next sentence, it reports the association that survives: “However, a reduction in the surviving dog’s food intake is significantly more likely to occur in case of grief of the owner (PBQ Grief).”
One place these papers appear to disagree with themselves, and we are flagging it rather than picking a side. Uccheddu’s conclusion states that cohabitation duration is not predictive. Its own correlation table reports that the duration of the relationship between the two dogs positively correlated with three of the reported changes: playing less, level of activity reduced, and sleeping more. Its abstract states: “By contrast, the time the two dogs had spent together had no effect on the behaviours of surviving dog.” The reconciliation is presumably that duration dropped out of the multiple logistic regression that the conclusion is drawn from, but the paper does not spell that out, so we are not going to spell it out for it. Note also that Greene and Vonk 2024 found the opposite direction in cats for a different variable: “The longer the cat had lived with the deceased animal, the more the caregivers reported increases in attention-seeking following the death.” Different species, different variables, different instruments. A single sentence saying that time together predicts severity would be a sentence nobody wrote.
And a join that is ours. All three studies recruited through channels that select for people already interested in the question: an animal welfare organisation’s membership magazine, veterinary clinics, an online bereavement questionnaire, listservs and Facebook groups. Each paper says a version of this about itself. Taken together it means the published percentages are the percentages among people who volunteered to answer a survey about animal grief, and there is no way to know what the figure would be in a household that never went looking.
Ambiguous Loss: A Real Idea, About the People
The term for a loss without confirmation is ambiguous loss, and it belongs to a named theorist. This section is short on purpose.
The American Psychological Association describes her this way on its own page: Pauline Boss, PhD, is “the principal theorist in the study of “ambiguous loss,” a term she coined in the 1970s”, and its host summarises the origin: Boss “originally applied the term to families mourning a loved one whose loss was in some way unresolved, like a soldier missing in war.” APA’s biography records that she has worked with families of the physically missing during the Vietnam War, after 9/11, in Kosovo and in Japan.
In the same interview, Boss reaches an owner whose animal has not come home, without being asked to:
“And so what human beings want is not closure after a loss. What they want is certainty of what that loss was. If it’s a human loss or even a pet loss, where the remains are, and that they’re not just missing in action.”
That is the whole of what this page will do with it, and here is why it stops there.
It is about you, not about the animal. Ambiguous loss is a human family-systems construct. No source we found applies it to a non-human animal’s inner experience, and this page does not extend it to one. This page will not tell you that the surviving dog in your kitchen is experiencing ambiguous loss, because that is a claim about an animal’s inner life and nobody has the standing to make it.
Boss’s guidelines are an intervention, and we are not qualified to deliver one. The theory comes with a set of recommendations that Boss developed as a family therapist for clinical and family work. That is who the source was written for. This site has no credentialed reviewer of any kind and no clinical authority, so it names the construct, attributes it, and hands the human side to people who take calls: the helplines further down, and, if you want more than a phone call, a licensed mental health professional.
If the part of this that is loudest is guilt rather than uncertainty, that has its own page. Guilt after leaving a pet behind quotes one peer-reviewed study of a specific fire, states its limits in the authors’ own words, refuses to issue a verdict about any individual, and carries the same three 24-hour crisis routes as this page.
Routine and Comfort, and Why Neither Wins
There is a widely repeated idea that after a loss the important thing is restoring the routine, and that comfort matters less. We went looking for a source that says that, and did not find one. What we found is both, published by named authorities, with no ranking between them.
The AVMA prints them next to each other. Its Pets and disasters page carries a collapsed section headed Recovering after a disaster. That section’s contents are not in the page text until you expand it, regardless of whether the fetch itself succeeds, so this was read in a rendered browser session on August 20, 2026 with the toggle clicked, and the bullets below were verified against that read. In the list, in this order:
“Allow uninterrupted rest and sleep to allow animals to recover from the trauma and stress.”
“The disruption of routine activities can be the biggest cause of stress for your pets, so try to re-establish a normal schedule as quickly as you can.”
“Comfort each other. The simple act of petting and snuggling can reduce anxiety for both people and pets.”
And the bullet immediately after that one, which is where the AVMA’s list actually points:
“If you notice any signs of stress, discomfort, or illness in your pets, contact your veterinarian to schedule a checkup.”
Four consecutive bullets, one list, no hierarchy stated or implied among the first three, and a routing instruction at the end of them.
Tufts says extra attention. The Cummings School of Veterinary Medicine at Tufts University publishes a short section headed “Do animals grieve?” and it is the only passage we found from a named institution that describes a surviving animal in the absence case rather than the death case. In full, because the last sentence is usually dropped:
“We may never know if animals feel the loss of other animals the same way we do. However, it is clear by their actions that they do respond to the absence of their companions. You may see changes in their eating and sleeping habits, they might appear depressed, or may constantly search for their missing friend. Many will need time and extra attention from loving owners to adjust to their new life. While we may not know the depth of their grief, we can help them get through the experience as they also help us.”
Note the register. May. Might. We may never know. This is a veterinary school being careful in exactly the place a web page would be confident.
Ohio State names neither, and names something else. Its Honoring the Bond handout says: “Exercise is the best non-drug stress reliever you have available for your pet.” That sentence gets quoted on its own a lot, and the two sentences after it belong with it: “It can also be a helpful tool in managing your grief response. Prior to beginning a new exercise program with your pet, consult with your pet’s veterinarian and your own family doctor.” That is a superlative attached to a condition, in a handout that ranks nothing else.
Merck publishes routine as generic anxiety advice, in chapters that do not mention companion loss. The two sentences are quoted in full earlier on this page. They are real, and they are not about this.
And one published result cuts directly against routine disruption being the whole explanation. Uccheddu 2022 states:
“The duration of time that the dogs lived together is not predictive of the behavioural effects (a relationship which one might expect if the results were simply a matter of disruption of the dog’s daily routine because their housemate has passed away).”
That is the authors saying, in their own conclusion, that if routine disruption were the mechanism they would have expected a relationship they did not find. Set against the caveat in the previous section about their own correlation table, it is a reason not to build a page around routine, rather than proof that routine is irrelevant.
So: no ranking here. Both are published, one agency prints them as peers, a veterinary school asks for extra attention, another names exercise with a condition attached, and the one study that spoke to the mechanism found evidence against the simple version of it. A page that told you which one to prioritise would be inventing a hierarchy to sound decisive.
One thing worth knowing, because the old advice ran the other way and older articles have not caught up: the current veterinary review position is that comforting a frightened animal does not reinforce the fear, with the limit that the contact should be sought by the animal rather than imposed on it. That is quoted with its source and its boundary on our page about pet behaviour changes after a disaster, and this page defers to it rather than restating it in different words.
A practical note that is ours rather than anybody’s. A household in the middle of a search generally cannot hold a routine, because the routine is what the search is eating. Feeding times slip because you were at the shelter. Walks get shorter or longer or happen at midnight with a torch. Somebody is out of the house at odd hours. That is a description of the week you are in, not a failure to follow advice, and it is one more reason this page is not going to hand you a schedule to feel bad about.
The One Instruction That Is Not Interpretive
Everything above is careful, hedged and owner-reported. This is not.
The Ohio State University Veterinary Medical Center’s Honoring the Bond handout prints a boxed alert, marked with an asterisk against its main paragraph:
“If a cat stops eating, this can be a medical emergency. Please contact your veterinarian as soon as possible. If a dog stops eating, alert your veterinarian.”
Reduced eating turns up in every study on this page. Walker reported 35% of dogs reducing food volume. Uccheddu reported eating less in 32% of surviving dogs. Greene and Vonk reported surviving cats engaging less in eating. Which means this page has described, at length, the exact sign that is an emergency in a cat, and it would be indefensible to describe it without the alert attached.
The alert is not conditional on a cause. It does not matter whether you think the animal is reacting to the absence, to your state, to a wrecked routine, or to something medical nobody has found yet. A cat that has stopped eating is a call today.
Three more things belong beside it, and none of them is this page’s invention.
Medical causes come first, and the handout says so. Ohio State: “Common underlying medical conditions can contribute to behavioral changes. A thorough medical examination may be needed to rule out these conditions.” After a disaster the list of candidate medical causes is longer than usual, and our page on pet behaviour changes after a disaster works through why, with the veterinary references that insist on exclusion before anything else.
Some signs are not about behaviour at all. No elimination in 24 hours, straining, vomiting, diarrhoea that is not transient, self-injury, and any bite or bite attempt are veterinary matters regardless of what else is going on in the house. A male cat straining unproductively is the one on that list that is an emergency call at any hour, and the reference for that, quoted properly, is on the behaviour-recovery page.
And if you do not have a veterinarian this week. That is a normal position after a disaster rather than an unusual one, and it does not make the alert inapplicable. Our guide to finding veterinary care mid-evacuation covers the channels that publish emergency and telemedicine access and the legal layers that sit on a video consultation. Our page on paying a post-disaster vet bill covers the funders, most of which pay a clinic directly rather than reimbursing you, which changes the order you do things in. And using 2-1-1 to find pet help covers the general routing service, what it can resolve, and where its coverage thins out.
What Ohio State Publishes That Is Specific to a Household One Animal Short
The Honoring the Bond handout is the only document we found from a named veterinary institution written specifically about surviving animals. Its four-cause paragraph, its health alert and its instruction against punishment are already quoted on our page about what to do if your pet dies in a disaster, so this page does not repeat the first and third of those. What follows is the rest of the handout, which has not been published here before.
Read the scope first. The document’s own byline records: “Written by Brandt, J., Shreyer, T., Day, S., and Feltes, E. (2005) and adapted from The Human Animal Bond and Grief by Lagoni, Butler, and Hetts”. The file we retrieved is a 2024 printable, but the authorship is 2005. It is written for pet loss generally, in a veterinary hospital context, and not for disasters and not for an unresolved disappearance.
On the social structure of the household, under a heading of its own:
“Watch for changes in the relationships between surviving companion animals; particularly if the surviving pet often looked to the other pet for direction. Such reactions may be more common in species or individuals that show more elaborate social interactions.”
If you have three animals and the one that is missing was the one the other two organised themselves around, that sentence is the closest published thing to your situation. It is a watch instruction rather than a fix.
On separation-type signs, and a cheap way to see them:
“It can be stressful whenever members are added or lost from groups of social animals. Remaining animals may begin to show signs of separation anxiety. These behaviors include panting, pacing, whining, drooling, howling, barking, and not eating treats while alone. When your pet is alone, video can be utilized to help monitor and record stress levels.”
That last sentence is the most actionable thing on this page. A phone propped on a shelf for a thirty-minute absence produces the one kind of evidence a veterinarian cannot get from your description, and it costs nothing. It is also the single item most worth doing this week rather than next, because you are currently in and out of the house at unpredictable hours and nobody knows what happens after the door closes.
On pheromone products, with the handout’s own modality:
“There are now pheromones available, in sprays and atomizers, and collars, which may be effective tools for reducing your pet’s anxiety.”
May be. If you want the evidence position on calming products rather than a single sentence from a 2005 handout, our comparison of what a pressure wrap and a pheromone actually do covers what each is claimed to do and what the published evidence is.
On where to take it, which is the handout’s own referral sentence and the correct form of it:
“If you have any questions or concerns regarding changes in a surviving companion animal’s behavior, consult with your veterinarian, a veterinary behaviorist, or a certified applied animal behaviorist.”
The handout also points readers to Ohio State’s own behaviour clinic: “If you have concerns about your surviving animal’s behavior, you may consider scheduling a consultation with our Behavior Clinic”.
One number on that handout is deliberately not printed on this page. Ohio State’s Honoring the Bond programme publishes a phone number beside this sentence: “Honoring the Bond program services are available, at no cost, to clients of the Ohio State Veterinary Medical Center.” It is a client service of one hospital, not a public helpline, and publishing it here would send a reader to a number that will correctly decline them.
A point this page adds, and it is ours. The handout’s four causes were written for a household where an animal died. In a household where an animal is missing, the first of those four, a response to the loss itself, is the one you cannot assume, because no loss has been established. The other three, the owner’s state, the change in routine and an undiagnosed medical problem, are all fully in play and are the ones you can actually do something about. That is not a claim about what your animal knows. It is a claim about which explanations are available to you, and it points at the medical examination first for exactly the same reason the references do.
The Missing Animal’s Bed, Bowl and Litter Box
This is the question people ask most often about this exact situation, and it is the one where the honest answer is a boundary rather than an instruction.
Should you leave the missing animal’s things out, or put them away? We searched the three studies, both Merck behaviour chapters, the Ohio State handout and the Tufts and AVMA guidance on August 20, 2026 for any instruction addressing what to do with a missing or deceased animal’s bedding, bowls, litter box or toys in the household the other animal still lives in. We did not locate one. That is a description of what those searches returned, not proof that no such guidance exists anywhere, and a veterinary behaviourist may well have a view about your specific household.
Two things bear on it obliquely, and neither is an answer.
A missing animal’s scent items have a documented use, and it is outside, not inside. The hub page for the search itself runs a full reconciliation of what the professionals who do this for a living say about bedding, worn clothing and used litter as lures, including the specific mechanism one of them argues against. That is in does leaving out bedding, litter or worn clothing bring a pet home, and it is about attracting the missing animal back, not about the animal still indoors.
Familiar scent is a documented comfort measure for a stressed cat, which is a separate published point about the animal that is here, and it is quoted with its source on our page about pet behaviour changes after a disaster in the section on hiding.
Those two point in opposite directions on the same physical objects, and no source we found resolves the tension for the household with one animal missing and one at home. So this page will not resolve it for you either. What we can say is that nothing in the published material makes this urgent, and that it is one of the very few decisions in this whole situation that can safely wait.
Escalation, and Who Is Qualified for What
The ladder here is the same one that governs any post-disaster behaviour change, and it is set out with its references on our page about pet behaviour changes after a disaster, including the published criteria for when a referral to a specialist is appropriate and the hard line that reference draws between a behaviourist and a trainer. This page will not restate it. Three things are worth adding here.
Your own veterinarian is the first call, and medical exclusion is not a formality. Both Ohio State and the Merck chapters put a physical examination ahead of any behavioural reading. In a household that has just been through a disaster, the number of plausible medical explanations for reduced eating, hiding or a change in elimination is unusually high.
The specialist directory, live-linked and read this session. Board-certified veterinary behaviourists are Diplomates of the American College of Veterinary Behaviorists, and the college publishes its own Diplomate Directory. We opened it in a rendered session on August 20, 2026 and the search form is live. There is also a radius search and a separate route for Diplomates outside the United States, both linked from that page.
And the college’s own answer for the reader who has nobody nearby, which is the sentence that keeps this from being a dead end:
“There are currently more than 100 Board Certified Veterinary Behaviorists (Diplomates) of the ACVB located throughout the world. As a result, not all states in the United States or provinces in Canada will have a Diplomate. If you are unable to find a Diplomate in your state/province, please search adjoining states/provinces. Many Diplomates will consult over the phone with your local veterinarian.”
That last clause matters. The route is a professional-to-professional consultation, not a drive across three states, and your own veterinarian is the one who arranges it. If you do not currently have a veterinarian, the three pages named in the health-alert section above are where that problem gets solved before this one does.
The Record That Makes Any of This Useful
You are currently the only instrument measuring this animal, and you have not slept properly. One dated line a day is worth more than a month of impressions, and it is the thing a behaviour appointment actually runs on.
Keep it wherever the rest of the animal’s paperwork lives. If you already run a single pet emergency binder, this is a page in it. If the clinic that held the records is gone, reconstructing pet records when the clinic is gone is the prerequisite for the appointment.
What to write, one line each:
- Date, and which address. Which building, and which night in it. This is the column that later separates everything kept changing from nothing has changed for a month and this is not resolving.
- Ate, or did not. Relative to normal, not in grams. Refusal is the signal, and for a cat it is the emergency signal.
- Eliminated: where, and what. Note the surface and the location for indoor events.
- Settled, or paced. Whether the animal slept at all overnight.
- What set it off. Name the sound, the person, the departure. The bin lorry at 6:40 and he was behind the sofa for two hours is worth more than anxious.
- How long the reaction lasted.
- What the search did that day. Whether you were out of the house, for how long, and at what hours. This is the column nobody keeps and the one that is specific to your situation, because the animal’s day is being reorganised by the search as much as by the absence.
- What you tried. Including anything that made it worse.
Two more items belong in the folder and are not observations: every medication missed or changed since the disaster, with dates, and anything the animal ate or drank that was not its normal food and water. Both are medical differentials, and both are the sort of thing you will not remember in three weeks.
Your Checklist for the Household That Is One Animal Short
- Keep the search running, and keep it separate from this page. The reporting steps, the databases, the facility calls and the physical search are all in finding a lost pet after a disaster. That page changes the outcome. This one does not.
- Do not close the microchip record. A registration left live is the mechanism by which a shelter three counties away tells you they scanned your animal next week.
- If the animal still at home has stopped eating, call today. Ohio State prints it as a health alert: a cat that stops eating can be a medical emergency, and a dog that stops eating means alerting your veterinarian. It does not wait for the search to resolve.
- Call immediately, regardless of the clock and regardless of cause: no elimination in 24 hours, straining, vomiting, diarrhoea that is not transient, self-injury, or any bite or bite attempt. Our page on pet behaviour changes after a disaster sets that list out with its references under a bolded instruction that reads Immediately, regardless of the clock, and it separately names a cat that will not come out even for food as a veterinary matter rather than settling-in. A male cat straining unproductively is the one on the list that is a call at any hour of the night.
- Ask for the physical examination before any behavioural reading. Both Ohio State and the standard veterinary reference put medical exclusion first, and a post-disaster household has more candidate medical causes than usual.
- If you have no veterinarian this week, work the three routes rather than waiting. Finding veterinary care mid-evacuation for access, paying a post-disaster vet bill for the funders and the order they pay in, and using 2-1-1 to find pet help for general routing.
- Film a thirty-minute absence. Ohio State’s handout names video as a way to monitor and record stress levels while your pet is alone, and it is the one piece of evidence a description cannot substitute for. The thirty minutes is our figure, not theirs, and any length you can manage is better than none.
- Start the one-line-a-day record today, including a column for what the search did that day.
- Watch the relationships between the animals who are still here, particularly if the missing one was the animal the others took direction from. That is Ohio State’s instruction and it is a watch, not a fix.
- Do not correct the animals for how they are working each other out. That instruction, in Ohio State’s own words, is quoted on our page about what to do if your pet dies in a disaster.
- Do both of the published things and rank neither. Rebuild what routine you can, and give comfort when the animal seeks it. The AVMA prints them as adjacent bullets and no source we found puts one above the other.
- Keep the constants portable. The same bed, the same bowl, the same carrier left open with familiar bedding in it, in whatever address you are in. The feline environmental guidelines and the noise-fear review behind that advice are quoted on our page about pet behaviour changes after a disaster.
- If the missing animal comes back and the cats no longer recognise each other, stop and read reuniting cats after an evacuation separation before you put them in a room together.
- Use the helplines. Tufts states in writing that its line covers separation without death. Cornell states in writing that its line is not a mental health hotline. Both facts are useful and they are not the same fact.
- If this is a crisis rather than grief, the 24-hour routes are at the top and the bottom of this page.
Grief Support, and the Line Between Two Different Kinds of Help
Everything in this section is a volunteer-staffed pet-loss line, and not one of the three publishes round-the-clock live coverage on the page we read on August 20, 2026. Tufts states staffed hours of 6 pm to 9 pm Monday through Thursday with 24-hour voicemail, the Chicago Veterinary Medical Association describes a callback from voicemail, and Cornell publishes no schedule at all and asks you to call for current hours. Only one of the three tells you in writing that its line is not a mental health hotline, and that is Cornell; its sentence is quoted below. Tufts and the Chicago Veterinary Medical Association publish no such disclaimer on the pages read that day, so treat that boundary as Cornell’s statement rather than as something all three operators have made. The 24-hour crisis routes are at the top of this page and repeated at the bottom.
Each entry below was read on the operating institution’s own website on August 20, 2026. Nothing here is copied from an aggregated list.
Cornell Pet Loss Support Hotline, 607-218-7457. Cornell’s page states the hotline “is staffed by volunteer veterinary students who have undergone extensive training with professional grief counselors” and records a piece of the field’s history: “The very first pet loss support hotline was set up in 1989 at the University of California at Davis, and we have used their guidelines in the construction of our own.” On hours it publishes no schedule at all, deliberately: “The Pet Loss Support Hotline’s hours vary seasonally. Please call the hotline for current hours.” It adds that the call is answered through Google Voice, which “will prompt you to enter your name before connecting”, and that “To remain anonymous, you can say “anonymous” or just enter your first name.” If you find a page quoting fixed Cornell hours, it is quoting something Cornell does not currently publish.
Cornell also states its own limit, and it is the most important sentence in this section: “The Cornell Pet Loss Support Hotline is not a mental health hotline. If the concerns voiced over a call are beyond topics related to pet loss and pet grieving, volunteers will help you find appropriate resources for your needs.”
Tufts Pet Loss Support Helpline, 508-839-7966. The Cummings School’s own page states: “The helpline is staffed from 6 pm to 9 pm Monday through Thursday EST and has 24-hour voicemail. Calls left on the voicemail will be returned at the next scheduled shift.”
That page also carries a section headed “But suppose my pet didn’t die…” which is written for the situation this whole page is about, and says so:
“The Pet Loss Support Helpline is available not only for people facing decisions regarding euthanasia and death of their pet. Any situation where you find yourself separated from your pet can be a devastating one.”
And, on an animal that has not come back:
“Occasionally, animals stray from their home, never to return to their original family. What makes these experiences so sad are the lingering questions and lack of closure.”
CVMA Pet Loss Helpline, (630) 325-1600. The Chicago Veterinary Medical Association describes a mechanism that is different from the other two: “Helpline is a free service for grieving pet owners. Trained volunteers retrieve messages from the grieving and then call to offer support by active listening as well as providing printed materials and referrals when needed.” So expect to leave a message and receive a call back. The same association runs a free support group called Wings, and states that it “hosts a Zoom Meeting on the first Wednesday of every month from 7:30-9:00 pm”, with an email address on that page for the invitation and a stated cut-off of 6:00 pm on the day of the meeting.
Two things to know about the lists these numbers appear on
Cornell’s own page prints the ten-digit Lifeline number alongside 988, and that number still works. Alongside the sentences quoted above, Cornell’s page states: “If you are looking for resources to address thoughts about suicide, self-harming or harming others, contact 800-273-8255 or visit the Suicide Prevention Lifeline website”. That is the pre-988 ten-digit number, and its operator says it is still connected. SAMHSA’s 988 FAQ page asks the question outright, “Does the 1-800-273-8255 number still work?”, and answers it: “Yes. Although the 10-digit number was transitioned to the easier-to-remember “988” in July 2022, it remains functional and will connect you to 988 Lifeline services.” The same page also asks whether the two names are one service: “Are the 988 Suicide & Crisis Lifeline (aka 988, 988 Lifeline) and the National Suicide Prevention Lifeline (sometimes referred to as Hotline) the same?” Its answer: “Yes. The National Suicide Prevention Lifeline, reached by dialing 1-800-273-8255, was relaunched in July 2022 as the 988 Suicide & Crisis Lifeline, which is reached by dialing the easy-to-remember phone number, 988.” So what changed in July 2022 was the name and the arrival of a three-digit route, not whether the older number reaches anyone. If the number you have written down or memorised is the ten-digit one, dial it. Elsewhere on the same page Cornell does list the 988 Lifeline by call or text and states: “If at any point you are experiencing a mental health crisis and/or feel like harming yourself or someone else, please call 911 or your local emergency service.” The crisis routes this page prints are 988, 1-800-985-5990 and 838255 because those are the shortest current ones, and that is a decision about what to print rather than a claim that anything else is out of service. Cornell’s 911 instruction is printed at the top and bottom of this page in Cornell’s own words, because it is the route for immediate danger and it is not superseded by any of the three.
There is no ASPCA pet loss hotline on this page, and its absence is on purpose. A number for one is on nearly every aggregated pet-loss list on the internet, and the Tufts page cited above carries an entry labelled ASPCA Pet Loss Hotline in its own list of other support and hotlines. Here is what happened when we followed it on August 20, 2026. That link points at aspca.org/pet-care/pet-loss/, which redirects to the ASPCA’s End of Life Care page. That page carries a section headed “Dealing with Pet Loss” and publishes no telephone number of any kind: text-searched, the strings hotline and 877 return zero matches on it. Separately, aspca.org/pet-care/pet-loss-support returns “Oops! Page Not Found.” Two routes on the operator’s own site, neither of which publishes the number. So we are not publishing it either, from memory or from anybody else’s list. This is the same class of failure as a helpline that closed in 2018 and is still printed on a veterinary school’s resource page, which our page on guilt after leaving a pet behind documents in detail.
What We Could Not Establish, and Why We Are Telling You
Five of them, stated plainly, because the gaps here are large and the internet fills them with confident writing.
Nobody has studied a surviving animal whose housemate is missing. This is the central one. The three studies on this page are death-scoped by their own design and by machine count. Walker 2016 extended its own null result to removal without death, in one sentence, and hedged it in the same sentence. That is the entire published bridge, and it is a suggestion rather than a finding.
The Schultz 1996 figures cannot be checked. The four percentages attributed to Schultz and colleagues come from an unpublished 1996 report for the ASPCA with no journal and no DOI. We could not locate a copy on August 20, 2026. Every figure from it on this page is presented as Walker 2016 reports it, and we would treat any page citing it directly as citing something it has not read.
Greene and Vonk 2024 was read from a mirror of the publisher’s typeset PDF rather than from the publisher. The article is behind a paywall at the journal. The document we read carries the journal’s running head, volume, page range and DOI, which is how we confirmed it is the article and not something else. The citation of record is the DOI. A reader with journal access should confirm the two quoted sentences against the publisher’s copy. We also extracted that PDF in both available modes and quoted only from the one that does not interleave its two columns, because the other one welds fragments of separate sentences into single lines.
We did not find a fourth empirical study, and that is a statement about our search. We searched PubMed and the open literature on August 20, 2026. Three studies came back. A fourth may exist in a journal we did not reach, particularly outside English, and one recent scoping review of pet-loss grief that surfaced in searching is about owners rather than about surviving animals and was not retrievable to us.
We are not publishing a behaviour plan, and the reason is checkable. The Merck behaviour chapters do not address companion-animal loss at all, by the machine count published above. Ohio State’s handout is a 2005 client-education document from a veterinary hospital’s social work programme, written for pet loss generally and assuming a settled death. The three studies are owner questionnaires whose own authors decline to convert them into advice. There is no document here to build a protocol out of, and this site has no credentialed veterinary reviewer who could build one anyway. What we can do, and have done, is quote what each named authority states and say where each one stops.
Where our own reasoning extends a source past its stated scope, we said so in the paragraph rather than in a footnote.
Where to Go Next
The search itself. How to find a lost pet after a disaster is the hub: animal control, the microchip registry, the databases, the facility call log, and how the physical search should actually be run. It is the page that changes the outcome, and this one exists only because the search takes time.
If the animal is confirmed dead. What to do if your pet dies in a disaster covers custody of the remains, county rules that genuinely contradict each other, cremation, the one thing that must be settled before anything irreversible, and the records that close afterwards.
If any animal in the house is not behaving like itself. Pet behaviour changes after a disaster is the escalation framework: what the first weeks look like, what a stable month means, the published referral criteria, and the difference between a behaviourist and a trainer.
If the missing animal comes home and the cats fight. Reuniting cats after an evacuation separation has the published first-aid steps, the session limits and the honest account of what happens when reunion does not work.
If someone else has your animal. Proving a pet is yours and reclaiming it covers what agencies ask for and what happens when a hold period runs out.
If the guilt is the loudest part. Guilt after leaving a pet behind refuses to issue a verdict and quotes one study properly.
If you are still in temporary housing. Settling a pet into temporary housing covers the environment side, and planning for a multi-pet household is where the whole-household version of this lives for the next time.
The rest of the library is indexed on our pet emergency playbooks hub.
Talk to Someone Now
These three lines are open 24 hours a day, every day, and the instruction for immediate danger is printed with them. Every number and every phrase below was read on that organization’s own website on August 20, 2026.
Disaster Distress Helpline. SAMHSA’s page for this line, marked Last Updated 09/26/2025, says: “Call or text 1-800-985-5990.” In Spanish, the same page says: “Llama o envía un mensaje de texto 1-800-985-5990 presiona “2.”” For Deaf and Hard of Hearing ASL callers it says: “Please text or call the Disaster Distress Helpline at 1-800-985-5990 using your preferred Relay provider.” SAMHSA describes the service as “available 24/7 to all residents in the U.S. and its territories who are experiencing emotional distress related to natural or human-caused disasters” and states: “There is no need to give any identifying information when you contact DDH.” Read the sentence SAMHSA prints immediately after that one, so a question at the end of the call does not surprise you: “The counselor may ask you for some basic information at the end of the call, but these questions are optional and intended to help SAMHSA keep track of the types of calls it receives.”
988 Suicide and Crisis Lifeline. Call 988, text 988, or chat online at 988lifeline.org. Its site states: “The 988 Lifeline is available 24/7/365. Your conversations are free and confidential.”
Veterans Crisis Line. Its site publishes “Dial 988 then Press 1”, “Text 838255”, and a chat option, describes itself as “24/7, confidential crisis support for Veterans and their loved ones”, and states: “You don’t have to be enrolled in VA benefits or health care to connect.”
If anyone is in immediate danger. Cornell University College of Veterinary Medicine’s own pet loss resource page, read on August 20, 2026, states: “If at any point you are experiencing a mental health crisis and/or feel like harming yourself or someone else, please call 911 or your local emergency service.” It also states: “Call 911 or your local emergency services for help if you are experiencing a mental health emergency.” Those are Cornell’s instructions rather than ours, and this page repeats them because they are the correct ones.
Talking to a licensed mental health professional about this is a reasonable next step, and it is one you can take at any point, including now.
If what you need is practical disaster help rather than counseling, SAMHSA’s Disaster Distress Helpline page also directs readers to “Call 211 for information about disaster-related evacuations, shelters, food and clothing distribution, volunteer opportunities, and other resources and referrals. Or visit the national 211 Call Center website to find the 211 information and referral center nearest you.”
Frequently asked questions
My other pet has stopped eating since the first one went missing. Is that normal, or is it an emergency?
Treat it as a call to your veterinarian rather than as something to wait out, and for a cat treat it as urgent. The Ohio State University Veterinary Medical Center's Honoring the Bond handout prints this as a boxed health alert: "If a cat stops eating, this can be a medical emergency. Please contact your veterinarian as soon as possible. If a dog stops eating, alert your veterinarian." That instruction is not conditional on why the animal stopped eating, and it does not depend on whether your search has resolved. Reduced eating is common in the published owner surveys of animals whose housemate died: Walker and colleagues in 2016 reported that dogs reduced the volume of food consumption in 35% of cases, Uccheddu and colleagues in 2022 reported eating less in 32% of surviving dogs, and Greene and Vonk in 2024 reported that surviving cats engaged less in eating. Those are reported frequencies in other households, not a prediction about yours, and none of those studies was about a missing animal. After a disaster there are also extra medical reasons an animal may stop eating, including contaminated water, an abrupt diet change, a missed medication and an injury you have not found, which is precisely why the reference sources put medical exclusion first. If your own clinic is closed or you are displaced, our guide to finding veterinary care mid-evacuation covers the emergency and telemedicine channels that publish access, our page on paying a post-disaster vet bill covers the funders and the order they pay in, and 2-1-1 is a general routing service for a household that has run out of options, which our page on using 2-1-1 to find pet help covers along with its limits.
Do animals know when a housemate is missing rather than dead?
Nobody has measured that, and any page that tells you the answer has invented it. The three empirical studies we could locate are all about death: Walker and colleagues 2016 surveyed 279 households after a companion animal died, Uccheddu and colleagues 2022 surveyed 426 Italian dog owners, and Greene and Vonk 2024 surveyed 412 cat caregivers, and the words missing and disappear return zero matches in all three papers when machine-counted on August 20, 2026. What the literature does contain is three separate tests of whether the death-specific part of a death mattered, and three results that found it did not. Walker 2016 states: "Our results show that witnessing the deceased animals’ bodies did not have a significant impact on behaviour." The same paragraph extends its own result, hedged: "This might suggest that loss resulting from the removal of a companion animal from the household (e.g., sale or rehoming) could have a similar impact on behaviour, however further research is required to clarify this." Uccheddu 2022 reports that viewing of the corpse did not affect how long behavioural changes lasted, and suggests dogs may be responding to the loss of an affiliate more than to death itself. Greene and Vonk 2024 report that whether the surviving cat had witnessed the death was not strongly correlated with reported behavioural change. Those are three different measures in two species and they should not be treated as one finding. This site's own conclusion from putting them together, marked as ours and not as any author's, is that there is no published reason to expect a missing housemate to produce a different response from a dead one and no published reason to expect an identical one, because the question has never been studied. What is not in doubt is that this site cannot tell you what your animal knows.
Is my surviving pet grieving?
This site is not going to tell you that, and the researchers who study it are careful not to either. Uccheddu and colleagues published their 2022 paper under a title using the word grieve and still ended it: "However, even if we recognise the importance of these results, we still cannot confirm it was grief. More research is clearly needed". Greene and Vonk 2024 close their abstract with "Future work is needed to determine whether these results reflect caregivers projecting their own grief onto surviving animal companions or whether cats may also experience grief following companion loss." Walker 2016 opens its Limitations section on the single word Anthropomorphism and writes that "the owner reports of behavioural changes suggestive of grief presented here may be a reflection of the grief that the owner is experiencing", and its Conclusions name two further rival explanations, that the changes could "result from a reduction in competition for resources" or be a consequence of changed owner behaviour. All three studies are owner questionnaires rather than direct observation, and all three say so about themselves. What is observable, and what you can act on, is behaviour: what the animal is eating, whether it is eliminating, whether it settles, and whether anything has changed that a veterinarian should look at. This site has no credentialed veterinary reviewer, so it reports what named authorities state about behaviour and declines to make a claim about an animal's inner life that the people who did the research decline to make. If the animal has stopped eating, the Ohio State handout's own health alert applies regardless of the reason: "If a cat stops eating, this can be a medical emergency. Please contact your veterinarian as soon as possible. If a dog stops eating, alert your veterinarian." If you have no veterinarian available this week, which after a disaster is common rather than unusual, our guide to finding veterinary care mid-evacuation covers the emergency and telemedicine channels, our page on paying a post-disaster vet bill covers the funders and the order they pay in, and our page on using 2-1-1 to find pet help covers general routing and its limits.
Should I keep the routine going, or should I give the remaining animal extra attention?
Both are published and no source we found ranks them, so this page will not rank them either. The AVMA's Recovering after a disaster list, read in a rendered browser session on August 20, 2026, prints the two as adjacent bullets in one list. First: "The disruption of routine activities can be the biggest cause of stress for your pets, so try to re-establish a normal schedule as quickly as you can." Immediately after it: "Comfort each other. The simple act of petting and snuggling can reduce anxiety for both people and pets." The Cummings School of Veterinary Medicine at Tufts University writes of surviving animals that "Many will need time and extra attention from loving owners to adjust to their new life." The Ohio State University Veterinary Medical Center names neither and instead calls exercise "the best non-drug stress reliever you have available for your pet", while attaching its own condition: "Prior to beginning a new exercise program with your pet, consult with your pet’s veterinarian and your own family doctor." And there is a published result that cuts against the idea that routine disruption is the whole explanation. Uccheddu and colleagues 2022 write that "The duration of time that the dogs lived together is not predictive of the behavioural effects (a relationship which one might expect if the results were simply a matter of disruption of the dog’s daily routine because their housemate has passed away)." One caution on comfort specifically, because the older advice ran the other way: the current veterinary review position, quoted on our page about pet behaviour changes after a disaster, is that comforting a frightened animal does not reinforce fear, with the limit that contact should happen when the animal seeks it. A household with a search still running usually cannot hold a routine anyway, and that is a fact about the week rather than a failure.
How long does this last?
This page will not give you a duration for your animal, because none of the published work is about your situation and two of the three studies flag their own recall problems. What exists are reported distributions from households where the other animal had died. Walker and colleagues 2016 report: "The median duration of reported behavioural changes in both species was less than 6 months." The same paper notes that its questionnaire covered deaths within the previous five years and adds: "It must be acknowledged that as increasing time passes the accuracy of memory decreases." Uccheddu and colleagues 2022 report that where any behavioural alteration was observed, 24.9% of owners observed it for more than 6 months, 32.2% between 2 and 6 months and 29.4% for less than 2 months, and that no behavioural changes at all were observed by 13.4% of owners. Read that last figure with the rest: in the largest of the dog surveys, roughly one household in eight reported nothing changed. These are descriptions of other people's animals after a settled death, collected by questionnaire, and they are not a forecast. The useful question is not how long but what would make you call someone, and that has answers that do not depend on cause: not eating, no elimination in 24 hours, straining, vomiting, self-injury, a bite or a bite attempt, or a cat that will not come out even for food. Our page on pet behaviour changes after a disaster puts no elimination in 24 hours, straining, vomiting, diarrhoea that is not transient, self-injury and any bite or bite attempt under a bolded instruction that reads Immediately, regardless of the clock, so those are calls to make rather than appointments to schedule, and a male cat straining unproductively is the one on that list that is a call at any hour of the night. Our page on pet behaviour changes after a disaster carries the escalation framework and the referral criteria in full, and it is written for any displaced animal rather than only for this case. And if the answer to any of those signs is that you have no veterinarian to call this week, that is a solvable problem rather than the end of the road: our guide to finding veterinary care mid-evacuation covers the emergency and telemedicine channels that publish access, our page on paying a post-disaster vet bill covers the funders and the fact that most pay a clinic directly rather than reimbursing you, and our page on using 2-1-1 to find pet help covers general routing and where its coverage thins out.
Is ambiguous loss what my household is going through?
Ambiguous loss is a real construct, it is correctly attributed, and it is about the people in the house rather than about the animal. The American Psychological Association describes Pauline Boss, PhD, as "the principal theorist in the study of “ambiguous loss,” a term she coined in the 1970s", and its host describes her as having "originally applied the term to families mourning a loved one whose loss was in some way unresolved, like a soldier missing in war." In the same interview Boss says: "And so what human beings want is not closure after a loss. What they want is certainty of what that loss was. If it's a human loss or even a pet loss, where the remains are, and that they're not just missing in action." So Boss herself reaches a pet owner whose animal has not come home. Two boundaries travel with that. First, this is human family-systems theory and nothing in it is a finding about what an animal experiences, so this page does not extend it to the animal still in your house. Second, the theory carries guidelines for living with ambiguous loss that Boss developed as a family therapist for use in clinical and family work; this site has no clinical authority and no credentialed reviewer, so it names the construct and stops rather than delivering the intervention. The people who take calls about exactly this are named on this page: the Tufts Pet Loss Support Helpline at 508-839-7966, whose own page states that the line "is available not only for people facing decisions regarding euthanasia and death of their pet" and that "Any situation where you find yourself separated from your pet can be a devastating one"; the Cornell Pet Loss Support Hotline at 607-218-7457, which Cornell states "is not a mental health hotline"; and the CVMA Pet Loss Helpline at (630) 325-1600. If this has moved past grief into crisis, the 24-hour routes are 988 by call or text, the Disaster Distress Helpline at 1-800-985-5990 by call or text, and, for veterans and service members, dialling 988 then pressing 1 or texting 838255. Cornell also prints the instruction for immediate danger, and it is Cornell's sentence rather than ours: "If at any point you are experiencing a mental health crisis and/or feel like harming yourself or someone else, please call 911 or your local emergency service." Talking to a licensed mental health professional is a reasonable step at any point.
My veterinarian mentioned a veterinary behaviourist. There is not one anywhere near me. What now?
The college that certifies them publishes an answer to that, and it is not give up. The American College of Veterinary Behaviorists runs the Diplomate Directory, read in a rendered browser session on August 20, 2026 at dacvb.org, and the page states: "There are currently more than 100 Board Certified Veterinary Behaviorists (Diplomates) of the ACVB located throughout the world. As a result, not all states in the United States or provinces in Canada will have a Diplomate. If you are unable to find a Diplomate in your state/province, please search adjoining states/provinces. Many Diplomates will consult over the phone with your local veterinarian." So the route is a consultation between two professionals rather than a drive, and the person who arranges it is your own veterinarian. The Ohio State handout gives the same referral in a wider form, telling owners to "consult with your veterinarian, a veterinary behaviorist, or a certified applied animal behaviorist." If you do not have a veterinarian at all this week, which after a disaster is a common position rather than an unusual one, our guide to finding veterinary care mid-evacuation covers the channels that publish emergency and telemedicine access and the legal layers sitting on a video call, our page on paying a post-disaster vet bill covers the funders and the fact that most pay a clinic rather than reimbursing you, and our page on using 2-1-1 to find pet help covers the general routing service and where its coverage thins out. One thing that costs nothing and helps whichever route you end up on: write a dated line a day recording what the animal ate, whether it eliminated, whether it settled, and what set it off, because a behaviour appointment runs on history and yours is currently being reconstructed from memory.
Could my own state be affecting the animal, and is this my fault?
Two of the three studies report an association between the caregiver's own grief and what the caregiver reported about the animal, and the honest reading of that is a measurement problem rather than an accusation. Greene and Vonk 2024 write that "higher levels of caregiver attachment also predicted reports of increases in attention seeking behavior, which may reflect anthropomorphism in the projection of caregiver grief onto surviving companion animals", and that "caregivers who experienced greater grief were more likely to report increases in their surviving cats’ sleep, spending time alone and hiding following the death." Uccheddu 2022 found that a reduction in the surviving dog's food intake was significantly more likely to be reported where the owner scored highest on a bereavement measure, and offered emotional contagion as one candidate explanation while also reporting that the four other owner scales it used, covering attachment to pets, the owner's view of life, and the view of animals and humans as being on the same continuum, "did not correlate with any reported canine behavioural changes occurring after the conspecific died", which the authors read as evidence that the reported changes are more likely to be real. Those are statements about a correlation in survey data with at least two available explanations, one of them being that a grieving person perceives and reports differently. Neither paper establishes that a caregiver's grief harms an animal, and this page is not going to convert a correlation into a verdict about you. There is a separate and better-evidenced point about the owner's own state as part of the animal's environment, and it lives on our page about pet behaviour changes after a disaster along with its scope limits. If the guilt is the part that is loudest, our page on guilt after leaving a pet behind is written for that and carries the same 24-hour crisis routes as this one: 988 by call or text, the Disaster Distress Helpline at 1-800-985-5990 by call or text, and, for veterans and service members, dialling 988 then pressing 1 or texting 838255. For immediate danger, Cornell's own page states: "If at any point you are experiencing a mental health crisis and/or feel like harming yourself or someone else, please call 911 or your local emergency service."
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Sources
We are not veterinarians, and we would rather you check these than take our word for anything. Every claim above traces to one of them. For your own animal, your vet is the expert, not this page.
- Walker JK, Waran NK, Phillips CJC. Owners' Perceptions of Their Animal's Behavioural Response to the Loss of an Animal Companion. Animals 2016;6(11):68 (279 viable surveys, 159 dogs and 152 cats, distributed via RSPCA Australia and New Zealand and 83 New Zealand veterinary clinics; the body-viewing null result and the Limitations section on anthropomorphism and self-selection; retrieved as raw HTML and text-extracted August 20, 2026) (opens in a new tab)
- Uccheddu S, Ronconi L, Albertini M, et al. Domestic dogs (Canis familiaris) grieve over the loss of a conspecific. Scientific Reports 2022;12:1920 (426 Italian adults, Mourning Dog Questionnaire; the corpse-access passage, the cohabitation-duration result and the grief hedge; retrieved as raw HTML and text-extracted August 20, 2026) (opens in a new tab)
- Greene B, Vonk J. Is companion animal loss cat-astrophic? Responses of domestic cats to the loss of another companion animal. Applied Animal Behaviour Science 277 (2024) 106355 (412 caregivers, 452 surviving cats; the DOI is the citation of record and resolves to the publisher, where the article is paywalled) (opens in a new tab)
- Greene and Vonk 2024, the publisher-typeset PDF as read for this page from a third-party mirror on August 20, 2026, confirmed by content against the journal running head, volume, page and DOI; extracted in both pdftotext modes with quotations taken only from the -raw output, because -layout interleaves the two columns (opens in a new tab)
- The Ohio State University Veterinary Medical Center, Honoring the Bond — Do Companion Animals Grieve? (the printed health alert, the Look for Changes in the Social Structure section, the exercise and pheromone paragraphs, the referral sentence and the programme's own client-only scope; document byline records Brandt, Shreyer, Day and Feltes, 2005; retrieved and extracted in both pdftotext modes August 20, 2026) (opens in a new tab)
- American Veterinary Medical Association — Pets and disasters, Recovering after a disaster (the routine bullet and the Comfort each other bullet, printed adjacent; read in a rendered Chrome session August 20, 2026 with the accordion expanded, because the bullets are absent from page text until the toggle is clicked, regardless of retrieval success) (opens in a new tab)
- Merck Veterinary Manual — Behavior Problems of Dogs (Stephanie Borns-Weil DVM DACVB, peer reviewed by Carlo Siracusa DVM PhD; page metadata records a modified date of September 10, 2025; retrieved and text-searched August 20, 2026 for the companion-loss terms listed on this page) (opens in a new tab)
- Merck Veterinary Manual — Behavior Problems of Cats (Sun A. Kim DVM MS DACVB PhD, peer reviewed by Carlo Siracusa DVM PhD; page metadata records a modified date of July 3, 2025; retrieved and text-searched August 20, 2026 for the same terms) (opens in a new tab)
- American College of Veterinary Behaviorists — Find a Diplomate, the Diplomate Directory (the no-Diplomate-in-your-state paragraph and the phone-consultation route; verified live in a rendered Chrome session August 20, 2026) (opens in a new tab)
- American College of Veterinary Behaviorists — Diplomate radius search (the second search route named on the directory page) (opens in a new tab)
- Cummings School of Veterinary Medicine at Tufts University — Pet Loss Support Helpline (the Do animals grieve? section, the But suppose my pet didn't die section, helpline number and staffed hours; read August 20, 2026) (opens in a new tab)
- Cornell University College of Veterinary Medicine — Pet Loss Resources and Support (hotline number, the seasonal-hours statement, the not-a-mental-health-hotline disclaimer, the crisis instruction and the ten-digit Lifeline number it prints alongside 988; read August 20, 2026, re-read August 24, 2026) (opens in a new tab)
- Chicago Veterinary Medical Association — Pet Loss Support (the CVMA Pet Loss Helpline number and its callback mechanism, and the Wings support group; read August 20, 2026) (opens in a new tab)
- 988 Suicide & Crisis Lifeline (call, text, chat and Deaf and Hard of Hearing routes; read August 20, 2026) (opens in a new tab)
- SAMHSA — 988 Frequently Asked Questions (the entry asking whether the 1-800-273-8255 number still works and answering that it remains functional and will connect you to 988 Lifeline services, and the entry recording that the National Suicide Prevention Lifeline was relaunched in July 2022 as the 988 Suicide & Crisis Lifeline; retrieved as raw HTML by two curl routes and by an independent third-party text extractor, byte-identical on the quoted sentences in all three, with the still-works answer additionally confirmed against a January 7, 2025 Wayback capture; read August 24, 2026) (opens in a new tab)
- SAMHSA — Disaster Distress Helpline (call and text number, Spanish route, ASL relay route and the no-identifying-information statement; page states Last Updated 09/26/2025; read August 20, 2026) (opens in a new tab)
- Veterans Crisis Line (Dial 988 then Press 1, Text 838255, and the enrollment statement; read August 20, 2026) (opens in a new tab)
- American Psychological Association — Speaking of Psychology, Ambiguous loss and the myth of closure, with Pauline Boss, PhD, Episode 181 (page records Date created: March 2022; read in a rendered Chrome session August 20, 2026) (opens in a new tab)
- ASPCA — End of Life Care (the page the Tufts resource list's ASPCA Pet Loss Hotline link now redirects to; it carries a Dealing with Pet Loss section and no telephone number; read August 20, 2026) (opens in a new tab)
Related reading
How-To
How to Find a Lost Pet After a Disaster
After the Disaster
What to Do If Your Pet Dies in a Disaster
Explainer
Pet Behavior Changes After a Disaster: When to Escalate
Multi-Pet Planning
Reuniting Cats After an Evacuation Separation: When They Come Home and Act Like Strangers
After the Disaster
Guilt After Leaving a Pet Behind: What the Research Documents, and Where to Get Help Now