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PURREALISM

When other pets grieve: helping a dog or cat after a companion dies

Surviving dogs and cats may change how they eat, sleep and play after a companion dies. What veterinary schools advise, and when to call your veterinarian.

By Purrealism. Part of Pet memorial portraits: remembering a dog or cat who has died.

When two animals share a home, the death of one can change the life of the other. This page explains what veterinary schools say about dogs and cats who seem to grieve a companion: the changes owners report, when those changes need a veterinarian, and what you can do at home. It relies on published guidance from Cornell University, the University of Florida and the Ohio State University Veterinary Medical Center. For the wider picture of remembering a pet, start with the main guide to pet memorial portraits.

Why a surviving pet may change

The University of Florida College of Veterinary Medicine says it is not unusual for other pets in the home to appear to grieve the one who died. It gives two reasons. The death of any family member, human or animal, changes how the household works. And pets that have lived together can become as bonded to each other as they are to their people. Many animals, the school says, go through a period of adjustment.

The Ohio State University Veterinary Medical Center lists several possible causes for a surviving pet's changes. The change may be a response to the loss itself. It may be a reaction to the owners' sadness, or to changes in the daily routine that follow the death. Or it may come from an underlying medical problem. Because these causes can look alike, the veterinary schools ask owners to watch closely and to call the veterinarian when something lasts or worries them.

Ohio State also describes which animals may react most. It says these reactions may be more common in species such as dogs, and in individual animals with complex social lives or a strong need for company. A pet that often looked to the other pet for direction may struggle the most.

Changes that owners report

The three schools describe a similar set of changes. The table groups them.

AreaChanges reported
AttentionSeeking more attention than before, clinging to family members, or pulling away (Cornell, Ohio State, University of Florida)
MoodSeeming anxious, depressed or more reactive to sounds and people (Cornell, Ohio State)
Daily habitsChanges in eating, playing or sleeping (Cornell, Ohio State)
VoiceMaking more or less noise than usual (University of Florida)
Habits of the other petSleeping where the other pet slept, playing with its toys, rubbing or rolling in its places (University of Florida)
PersonalityA quiet pet becoming more outgoing, or an outgoing pet becoming quiet (University of Florida)
Being left alonePanting, pacing, whining, drooling, howling, barking, refusing treats (Ohio State)

The University of Florida adds that some animals show no signs of grief at all after the death of another pet. It says that for pets, as for people, grief is an individual process.

When to call your veterinarian

Grief and illness can look the same in an animal. Cornell University's College of Veterinary Medicine says lasting changes in behaviour should be checked by a veterinarian, because they may come from a physical illness rather than grief.

The University of Florida gives a time frame. If your pets show physical symptoms or behaviour that concerns you, or if the signs last more than a couple of days to a week, it says a visit to your veterinarian is needed to rule out illness or disease. It adds that a pet's reaction to the loss should improve as the days and weeks go by. If it does not, or if the pet stops eating, contact your veterinarian, because medication or other treatment may be needed.

Ohio State marks one point as an important health alert: if a cat stops eating, this can be a medical emergency. If a dog or cat stops eating, it advises contacting your family veterinarian as soon as possible.

Cornell says it may take weeks to months for things to return to normal, and asks owners to be patient. It also names a pet that is not eating or drinking, or that has changes in urination or accidents in the house, as a reason for a veterinary exam.

Keep the routine the same

The first piece of advice from all three schools is to keep the day predictable. The University of Florida says not to change a pet's basic routine any more than is needed. Feeding, grooming and sleeping times should stay as close as possible to what they were before, because changes in routine only add to a pet's confusion. Cornell also lists a steady daily routine among its main suggestions for surviving pets.

This can be hard in the first days after a loss, when the household is upset and plans change. If you can, ask another family member to keep the feeding and walking times while you look after other things.

Let the pet decide how much attention it wants

The University of Florida describes a common situation. Owners often want to be closer to their remaining pets after a loss. But the pets do not always welcome more holding, cuddling or petting than they are used to. The school advises against pushing attention onto a pet that does not want it. If a pet does seek close contact, it suggests making time for it.

Cornell suggests reassurance and doing things the pet enjoys. For some animals that means a longer walk. For others it means a quiet evening on the sofa.

Exercise and play

The University of Florida suggests more chances for exercise and play, and says this will be good for both pet and owner. It also suggests rewarding calm, relaxed behaviour, and leaving a television or radio on when you go out.

Ohio State agrees that exercise relieves stress for a pet and can also help an owner's own grief. It advises talking with your pet's veterinarian, and with your own doctor, before starting a new exercise program.

Ohio State's guide also describes calming products that release pheromones, which are scent signals that animals give off. It names a product that copies a signal nursing mother dogs release, and one made for cats. It says many veterinarians and pet shops carry these products. Ask your veterinarian whether one suits your pet.

Homes with more than one surviving pet

When one animal dies in a home with several, the others may need to sort out how they relate to each other. Ohio State advises watching for changes in the relationships between the surviving pets, especially if one of them used to follow the pet who died.

Its guidance is to let the animals work out their own relationships, as long as there is no fighting. It advises against punishing or scolding animals for how they treat each other, because this can raise anxiety, fear and aggression. It suggests rewarding good behaviour instead, and interrupting unwanted behaviour with a command or a new activity.

Your own mood matters

The University of Florida says animals are good at picking up on their people's moods, and that some of a pet's reactions may be a response to your stress or anxiety. Ohio State lists distress at the owners' sadness among the possible causes of a surviving pet's changes.

The University of Florida mentions that many people find it helpful to keep crying and deep sadness for times when their pets are elsewhere. Owners still need a place for their own grief. Our page on grieving a pet explains why owners need their own support, and our page on pet loss support lists free helplines.

Record what happens while you are out

Some changes only happen when a pet is alone. Ohio State suggests setting up a video camera or other device to record the pet's behaviour while you are away. A short recording can help your veterinarian see what you cannot.

Another animal as a companion

Some owners wonder whether a new animal would comfort a pet who has lost a friend. The University of Florida says you are the best person to answer this, and suggests some questions to think about:

  • Is your pet used to having other animals around?
  • Would another pet help your current pet get more activity and exercise?
  • If your pet is now the only one, how much time will it spend alone?
  • Are you and your family ready to commit to another pet?

Ohio State reminds owners that a new animal never replaces the one who died, and advises waiting until the whole family has had time with its grief. It suggests talking with your veterinarian about the needs and temperament of the surviving pet before choosing a new one.

Remembering pets who lived together

Families who lost one of two close companions sometimes want a memorial that honours the bond between them. A photo of the two animals side by side can go in a memory box or scrapbook, both of which Ohio State lists among memorial ideas. A portrait of the pet who died can hang near the spot where the pair used to rest. Our page on choosing a photo for a memorial portrait explains how to find the right picture, and the gallery shows finished portraits of dogs and cats.

Questions and answers

Do pets grieve when another pet in the home dies?

Pets can appear to grieve when another pet in the home dies. The University of Florida College of Veterinary Medicine says this is not unusual, because the loss changes the structure of the household and pets that live together can bond closely with each other. It says many animals go through a period of adjustment, while some show no signs of grief at all.

What changes can a surviving pet show after a companion dies?

A surviving pet may cling to its owners, react more to sounds and people, seem anxious or depressed, or lose interest in food, play or sleep. The Ohio State University Veterinary Medical Center lists these changes. Cornell University's College of Veterinary Medicine adds that some pets seek more attention than before, while others withdraw.

When should a grieving pet see a veterinarian?

A grieving pet should see a veterinarian if its symptoms worry you or last more than a couple of days to a week. The University of Florida College of Veterinary Medicine gives that guidance, so that illness or disease can be ruled out. Cornell University's College of Veterinary Medicine agrees that lasting changes in behaviour may come from a physical illness rather than grief.

Is it serious if a cat stops eating after another pet dies?

A cat that stops eating after another pet dies needs prompt attention. The Ohio State University Veterinary Medical Center warns that a cat that stops eating can be a medical emergency, and advises contacting your family veterinarian as soon as possible if a dog or cat stops eating. The University of Florida also lists loss of appetite as a reason to call the veterinarian.

Do surviving pets take on the habits of a pet who died?

Surviving pets sometimes take on habits of a pet who died, even habits they never had before. The University of Florida College of Veterinary Medicine lists sleeping where the other pet slept, playing with its toys, and rubbing or rolling in its favourite spots. It also reports personality changes, such as a shy pet becoming bolder or an outgoing pet becoming quiet.

How can I help my dog after our other dog died?

To help a dog after another dog in the home has died, keep its daily routine as close to normal as you can. The University of Florida College of Veterinary Medicine advises keeping feeding, grooming and sleep times the same, offering more exercise and play, and rewarding calm behaviour. It also suggests leaving a television or radio on when you go out.

Should I give a grieving pet extra attention?

A grieving pet should get extra attention only if it asks for it. The University of Florida College of Veterinary Medicine says many owners want to be closer to their remaining pets, but the pets do not always welcome more holding or petting than they are used to. If a pet seeks close contact, make time for it. If not, do not push it.

Can a pet sense its owner's sadness after a loss?

A pet can pick up on its owner's mood after a loss. The University of Florida College of Veterinary Medicine says animals are good at sensing their people's feelings, and that some of a pet's reactions may come from the owner's stress. The Ohio State University Veterinary Medical Center also lists distress at the owner's sadness among the causes of change in a surviving pet.

How long does it take a pet to adjust after losing a companion animal?

A pet can take weeks to months to adjust after losing a companion animal. Cornell University's College of Veterinary Medicine gives that range and asks owners to be patient, keep routines steady and offer reassurance. The University of Florida says a pet's reaction should improve as the days and weeks go by, and advises calling the veterinarian if it does not.

Should I get another pet to keep my grieving pet company?

Getting another pet to keep a grieving pet company is a decision only you can make. The University of Florida College of Veterinary Medicine suggests asking whether your pet is used to other animals, whether a new pet would help it stay active, how much time it spends alone, and whether your family is ready to commit to another animal.

What are signs of separation anxiety in a pet after a companion dies?

Signs of separation anxiety in a pet after a companion dies include panting, pacing, whining, drooling, howling, barking and refusing treats when left alone. The Ohio State University Veterinary Medical Center lists these signs. It suggests recording the pet on a video camera while you are out, and speaking with your veterinarian if the behaviour worries you.

Sources

  1. Reactions of Other Pets in the Home, University of Florida College of Veterinary Medicine. Accessed September 28, 2026.
  2. Pet Loss Resources and Support, Cornell University College of Veterinary Medicine. Accessed September 28, 2026.
  3. Coping with the Loss of a Pet: A Guide for Adults, Children and Surviving Animals, The Ohio State University Veterinary Medical Center. Accessed September 28, 2026.

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