# How Cats Grieve After Another Cat Dies Yes, cats can grieve after another cat dies. Many owners notice real changes in eating, hiding, sleeping, and vocalizing when a housemate disappears. Some cats adjust within days, and others take weeks or longer. This article is educational and is not a substitute for veterinary diagnosis or treatment. ## Quick Answer - Grief in cats is a real, observed response to loss, and the timing and intensity vary widely from cat to cat [1]. - Common changes include appetite loss, hiding, clinginess, searching, and more vocalizing, especially at night. - A cat that stops eating for more than 24 to 48 hours, hides constantly, or seems painful needs a veterinary exam, because medical problems can look exactly like grief. - Keep routines, feeding times, and litter box locations as stable as possible while your cat adjusts. - Never punish a grieving cat for hiding, crying, or accidents. Punishment adds stress and can make things worse. ## Why Cats Change After Another Cat Dies ### What normal feline grief looks like Cats are creatures of habit. They build daily patterns around the other animals in the home, even when the relationship looked tense to you. When one cat disappears, the survivor loses a familiar smell, sound, and routine. That disruption can show up as behavior changes. Owners often describe a cat that walks through the house meowing, checks the other cat's favorite sleeping spots, or sits by the door. Some cats become clingy and follow you from room to room. Others pull away and spend more time under the bed. Appetite can dip. Play can stop for a while. These reactions are part of a grief response, and they are not a sign that you did something wrong. Grief is a healthy, natural response to loss, and there is no set timeline for how long it lasts [1]. The same is true for cats. "It takes as long as it takes" applies to them too [1]. ### Do cats actually mourn other cats? The honest answer is that we cannot ask a cat what it feels. What we can observe is behavior. Cats show measurable changes after a housemate dies, and those changes often look like what we call mourning in people. Research on pet loss has found that the vocabulary people use when grieving a pet closely matches the language used for human bereavement, including words about sadness, anger, and loss [2]. That research is about human grief, but it confirms how deep these bonds run. It also helps explain why the household feels so different after a cat dies, for both you and your remaining cat. ### The bond matters more than the label Some cats are closely bonded and sleep curled together. Others mostly tolerated each other. Even cats that squabbled can react to a death, because the other cat was still part of the daily pattern. Do not assume your cat "won't care" because the two did not cuddle. ## Medical Causes to Rule Out First This is the most important section in this article. Many conditions that look like grief are actually medical. A cat cannot tell you that its mouth hurts, its kidneys are failing, or its thyroid is overactive. It just eats less and hides more. ### Appetite loss and weight loss A cat that stops eating after another cat died needs attention fast. Cats can develop serious liver problems after just a few days of not eating enough. Any cat that has eaten little or nothing for 24 to 48 hours should be seen by a veterinarian. Weight loss, vomiting, diarrhea, or drinking much more or less water also point away from simple grief and toward a medical cause. ### Pain and dental disease Dental pain, arthritis, and abdominal pain all cause hiding, irritability, and reduced eating. Older cats are especially likely to have these problems, and a household loss can be the stress that finally makes the signs obvious. ### Urinary and bladder problems Watch the litter box closely. Straining to urinate, crying in the box, or producing no urine is an emergency, especially in male cats. A blocked cat can die within a day or two without treatment. If your cat is straining and nothing is coming out, call an emergency clinic right away. You can read more about this in [Can A Cat Die From Not Peeing](/knowledge/veterinary-medicine/symptom-guides/can-a-cat-die-from-not-peeing). ### Thyroid, kidney, and other chronic disease Increased vocalizing is a classic sign of an overactive thyroid in older cats. It is also a common grief behavior. That overlap is exactly why a vet visit matters. Bloodwork and a physical exam separate the two. ### What your vet will likely do Expect a full physical exam, weight and body condition scoring, and often bloodwork and a urine test. Your veterinarian will calculate any medication dose from your cat's weight and health status. Do not give human medications or leftover pet medications on your own. ## When Grief Becomes a Problem ### Normal versus concerning timelines There is no fixed schedule for feline grief [1]. A few days of reduced appetite and extra hiding can be normal. So can a couple of weeks of clinginess or nighttime meowing. Signs that grief has tipped into a problem include: - Not eating for more than 24 to 48 hours - Hiding almost all day and refusing to come out for food or you - Constant vocalizing that does not settle, especially at night - Aggression toward people or other pets that is new - House soiling in a cat that was reliably litter trained - Weight loss, vomiting, diarrhea, or lethargy - Signs that do not improve at all after two to three weeks ### Anxiety and stress-related behavior Some cats develop real anxiety after a loss. They may over-groom, pace, or startle easily. Others become withdrawn. If your cat is crying at night in a way that disrupts sleep for both of you, that pattern deserves a closer look. See [Cat Crying At Night](/knowledge/veterinary-medicine/behavior/cat-crying-at-night) for more on what nighttime vocalizing can mean. ### Grief in the household affects everyone Your own grief matters too. Pet loss can produce a grief reaction comparable to losing a family member, and in some people it can lead to persistent complicated grief [3]. One large study found that about one-third of adults had experienced the death of a beloved pet, and 21 percent of those people named that loss as their most distressing bereavement [4]. If you are struggling, tell your doctor or a mental health professional. That is not an overreaction. ## What to Do Step by Step ### Step 1: Get a veterinary exam Book a visit within a day or two if your cat is not eating well, hiding heavily, or vocalizing a lot. If your cat is straining to urinate, breathing hard, or collapsed, go to an emergency clinic now. A clean bill of health gives you a baseline and rules out the dangerous possibilities. ### Step 2: Keep routines boring and predictable Feed at the same times in the same bowls. Scoop the litter box on schedule. Keep lights and sleep times steady. Predictability lowers stress for cats. ### Step 3: Offer food in a low-stress way Warm the food slightly to boost the smell. Offer small amounts more often. Try a quiet room away from foot traffic. If your cat will eat only when you sit nearby, sit nearby. If your cat refuses all food for a full day, call your vet. ### Step 4: Let your cat set the pace for affection Some cats want more contact after a loss. Others want space. Follow your cat's lead. Forcing cuddles on a cat that is hiding adds stress. ### Step 5: Add enrichment, not chaos Offer a window perch, a cardboard box, a paper bag, and a few minutes of wand play at the same time each day. Puzzle feeders can help a bored, anxious cat. Keep new items in the cat's main area so it does not have to explore unfamiliar rooms. ### Step 6: Manage the scent environment carefully Do not rush to wash every blanket the other cat used. Familiar scent can be comforting. At the same time, if your cat keeps searching for the missing cat, gradually laundering bedding over a week or two can help the household settle. ### Step 7: Consider a gradual introduction if you add another cat Do not rush into adopting a new cat to "fix" your grieving cat. If you do add one, plan a slow introduction with separate rooms and scent swapping. New cats often trigger hissing and swatting at first. See [Cat Hissing at New Kitten: How Long Will It Last?](/knowledge/veterinary-medicine/anxiety-and-behavior-support/cat-hissing-at-new-kitten) for a realistic timeline. ### Step 8: Track what you see Write down daily food intake, litter box output, hiding hours, and vocalizing. This record is genuinely useful at your vet visit and helps you spot trends. ## What Not to Do ### Do not punish Never yell at, spray, or scold a cat for hiding, crying, or having an accident. Punishment does not teach a cat to grieve faster. It teaches the cat that you are unsafe, which makes anxiety worse. ### Do not force food or water Do not syringe food or water into your cat's mouth unless your veterinarian specifically instructs you to. Forcing liquids can cause choking and aspiration. If you are worried your cat is choking or having trouble swallowing, read [How To Know If Your Cats Choking](/knowledge/veterinary-medicine/clinical-methods/how-to-know-if-your-cats-choking) and call your vet. ### Do not assume it is "just grief" This is the most common and most costly mistake. A cat that is not eating, hiding, or vocalizing may have a medical problem that has nothing to do with the loss. Grief and illness can happen at the same time. ### Do not use human medications Never give a cat human pain relievers, sleep aids, or antidepressants. Many common human drugs are toxic to cats. Any behavioral medication must come from your veterinarian, who will calculate the dose from your cat's weight and health. ### Do not believe the myth that cats do not care Cats form real attachments. The idea that they are aloof and unaffected by loss does not match what owners see or what research on pet bonds suggests [2][5]. ## When to Involve a Veterinarian or Behavior Professional ### Call your veterinarian the same day if: - Your cat has not eaten in 24 to 48 hours - Your cat is hiding and will not come out for food - You see vomiting, diarrhea, weight loss, or lethargy - Vocalizing is constant and your cat cannot settle - Your cat is over-grooming to the point of bald patches or skin sores ### Go to an emergency clinic now if: - Your cat is straining to urinate or has not urinated in 12 to 24 hours - Your cat is open-mouth breathing, gasping, or has blue gums - Your cat is collapsed, weak, or unresponsive - Your cat is having a seizure or sudden severe pain ### Ask for a behavior referral if: - Signs last more than two to three weeks with no improvement - Your cat is aggressive toward people or other pets - Anxiety is interfering with eating, sleeping, or litter box use - Your vet finds no medical cause and the behavior continues A veterinarian with behavior training or a certified behavior professional can build a plan for your specific cat. Medication is sometimes part of that plan, and your veterinarian will set the dose based on your cat's weight and health. ## Limitations and When to Contact a Veterinarian This article cannot tell you what is happening with your individual cat. Only a veterinarian who examines your cat can do that. Behavior changes after a loss overlap heavily with medical problems, and the only way to tell them apart is an exam and often lab work. Contact your veterinarian the same day if your cat stops eating, hides constantly, or vocalizes nonstop. Go to an emergency clinic immediately if your cat is straining to urinate, breathing hard, collapsing, or seems to be in severe pain. For less urgent changes, such as mild clinginess or a small dip in appetite that improves within a day, a routine visit in the next week or two is reasonable. When in doubt, call. A phone call costs nothing and can catch a serious problem early. ## Frequently Asked Questions ### How long does grief last in a cat? Most cats show clear improvement within one to three weeks, though some take longer. There is no standard timeline for grief in cats, just as there is none for people [1]. If signs are not improving at all after two to three weeks, or if your cat stops eating, call your vet. ### Do cats mourn other cats? Yes, many cats show behavior changes that look like mourning after a housemate dies. These can include searching, meowing, hiding, clinginess, and eating less. Whether a cat experiences sadness the way a person does is unknown, but the behavior changes are real and worth taking seriously. ### My cat is not eating after the other cat died. What should I do? Call your veterinarian if your cat has eaten little or nothing for 24 to 48 hours. In the meantime, warm the food, offer small amounts often, and try feeding in a quiet room. Do not force food or water into your cat's mouth. ### Will getting another cat help my grieving cat? Not necessarily, and not right away. A new cat can add stress during an already unsettled time. If you do adopt, plan a slow introduction with separate spaces and scent swapping. Give your current cat time to stabilize first. ### Can I give my cat a supplement or medication for grief? Only if your veterinarian prescribes it. Many human medications and some supplements are toxic to cats. Your veterinarian will decide whether medication is appropriate and will calculate the dose from your cat's weight and health. Never use leftover medications from another pet. ## Related Articles - [How To Know If Your Cats Choking](/knowledge/veterinary-medicine/clinical-methods/how-to-know-if-your-cats-choking) - [Cat Crying At Night](/knowledge/veterinary-medicine/behavior/cat-crying-at-night) - [Can A Cat Die From Not Peeing](/knowledge/veterinary-medicine/symptom-guides/can-a-cat-die-from-not-peeing) - [Why Was My Cat Choking](/knowledge/veterinary-medicine/clinical-methods/why-was-my-cat-choking) - [Cat Hissing at New Kitten: How Long Will It Last?](/knowledge/veterinary-medicine/anxiety-and-behavior-support/cat-hissing-at-new-kitten) - [How Do You Introduce A New Cat To Your Cats](/knowledge/veterinary-medicine/clinical-methods/how-do-you-introduce-a-new-cat-to-your-cats) - [Do Cats Mourn? Grief After Losing a Companion](/knowledge/veterinary-medicine/behavior/do-cats-mourn-loss) - [Cat Died at Home: What to Do Next](/knowledge/veterinary-medicine/senior-and-chronic-care/cat-died-at-home-what-to-do) - [Signs Your Cat Is Dying: What to Expect](/knowledge/veterinary-medicine/senior-and-chronic-care/signs-cat-is-dying) ## References 1. [Grieving the Loss of Your Cat](https://www.vet.cornell.edu/departments-centers-and-institutes/cornell-feline-health-center/health-information/feline-health-topics/grieving-loss-your-cat). Cornell University College of Veterinary Medicine. 2. [Expressions of Grief in Online Discussion Forums-Linguistic Similarities and Differences in Pet and Human Bereavement](https://pubmed.ncbi.nlm.nih.gov/32249671/). Omega, 2022. 3. [Adaptation of the Pet Bereavement Questionnaire for European Portuguese Speakers](https://pubmed.ncbi.nlm.nih.gov/36612855/). International journal of environmental research and public health, 2022. 4. [No pets allowed: Evidence that prolonged grief disorder can occur following the death of a pet](https://pubmed.ncbi.nlm.nih.gov/41533687/). PloS one, 2026. 5. [The Relationship Between Pet Attachment and Pet Loss Grief in Chinese Undergraduates: A Conditional Process Model](https://pubmed.ncbi.nlm.nih.gov/40282053/). Behavioral sciences (Basel, Switzerland), 2025. ## Further Reading - [Merck Veterinary Manual: Cat Owners](https://www.merckvetmanual.com/cat-owners) - [Cornell Feline Health Center: Health Information](https://www.vet.cornell.edu/departments-centers-and-institutes/cornell-feline-health-center/health-information) - [American Veterinary Medical Association: Pet Care](https://www.avma.org/resources-tools/pet-owners/petcare)