Cat Always Hiding? Normal Hiding vs When to Be Concerned

Why Do Cats Hide?

Hiding is an innate instinctive behavior in cats. According to Bradshaw (2013) in Cat Sense, the wild ancestors of domestic cats were both predators and prey, making the ability to hide crucial for survival. In the home environment, this instinct remains deeply embedded in cats' behavioral patterns.

The AAFP/ISFM Environmental Needs Guidelines (Ellis et al., 2013) list "a safe hiding space" as one of the five essential environmental needs of cats, emphasizing that providing hiding spots is a fundamental responsibility of cat owners, not a behavioral problem that needs correcting.

Normal Hiding Behavior

Not all hiding indicates a problem. The following situations are part of a cat's normal behavioral patterns:

• Resting and sleeping: Cats prefer to rest in enclosed, warm spaces that provide a sense of security
• Visitors arriving: Temporarily hiding from strangers, then returning to normal activity after the visitors leave
• Sudden noises: Temporarily avoiding thunder, fireworks, or construction noise
• Need for solitude: Even highly social cats need alone time to "recharge"

According to observations by Turner & Bateson (2014), normal hiding is usually brief, and the cat will voluntarily come out after the stimulus has passed while maintaining normal eating and elimination behaviors.

Hiding Behavior in Newly Adopted Cats

Hiding in a new cat is one of the most common and completely normal adaptation behaviors. ISFM's cat adoption guidelines recommend providing a "safe room" as a home base when a new cat arrives:

• Set up food, water, a litter box, and hiding spots in the safe room
• Let the cat explore at its own pace; never force it to come out
• Spend quiet time in the room each day so the cat can get used to your presence and scent
• Most cats begin to explore on their own within 3-7 days, but some may take several weeks

A shelter study by Gourkow et al. (2014), published in Applied Animal Behaviour Science, showed that cats provided with hiding boxes adapted to new environments faster and had significantly lower stress indicators than cats without hiding spots.

Stress-Related Hiding

When a cat hides for extended periods due to ongoing stress, the source of stress needs to be identified and addressed. Common stress triggers include:

• Environmental changes: Moving, renovations, furniture rearrangement
• Social conflicts: Tension between cats in the household, introduction of a new pet
• Changes in household members: Arrival of a newborn, a family member leaving, or frequent visitors
• Changes in daily routine: Shifts in the owner's work schedule affecting the cat's rhythm

According to AAFP's stress management recommendations, once a stressor is identified, it should be removed or minimized as much as possible, while using pheromone diffusers and environmental enrichment to help the cat regain a sense of security.

Illness-Related Hiding

Cats instinctively hide when they feel unwell. According to the AAFP Pain Management Guidelines (Epstein et al., 2015), cats are skilled at concealing pain, and increased hiding behavior is often an early warning sign of illness. Watch for the following accompanying signs:

• Noticeable decrease in appetite or complete refusal to eat
• Sudden changes in water intake (increase or decrease)
• Changes in elimination habits (abnormal frequency, color, or odor)
• Significant weight loss over a short period
• Increased purring (possibly a self-soothing response to pain)
• Changes in response to touch; a previously gentle cat becoming aggressive

A study by Stella et al. (2013), published in the Journal of the American Veterinary Medical Association, found that healthy cats under stress can also exhibit illness-like behavioral changes (such as decreased appetite and hiding), making professional veterinary assessment essential.

Creating Safe Spaces

Based on the AAFP/ISFM Environmental Needs Guidelines, provide appropriate hiding spaces for your cat:

• Multiple options: Offer hiding spots in various locations throughout the home, including elevated areas and ground level
• Appropriate size: Hiding spots should be just large enough for the cat to curl up in; too large and they lose their sense of security
• Quiet locations: Quiet corners away from hallways, washing machines, and other noise sources
• Predictable and stable: Do not randomly move or change your cat's preferred hiding spots
• Simple and effective options: Cardboard boxes (with an entrance cut out), cat beds, sheltered spaces on shelves

When Should You Be Concerned?

Seek veterinary attention promptly in the following situations:

• A previously social cat suddenly begins hiding continuously for more than 24-48 hours
• Hiding is accompanied by complete refusal to eat or drink
• Hiding coincides with vomiting, diarrhea, or abnormal urination
• The cat makes unusual howling or moaning sounds while hiding
• The cat shows a pain response when touched (hissing, flinching, aggression)
• Hiding behavior gradually intensifies without any obvious environmental changes

ISFM emphasizes that any sudden behavioral change warrants veterinary evaluation. Early detection of health issues often leads to better treatment outcomes.

References

• Bradshaw, J. W. S. (2013). Cat Sense: The Feline Enigma Revealed. Allen Lane / Penguin Books.
• Ellis, S. L. H., Rodan, I., Carney, H. C., et al. (2013). "AAFP and ISFM Feline Environmental Needs Guidelines." Journal of Feline Medicine and Surgery, 15(3), 219-230.
• Turner, D. C., & Bateson, P. (Eds.). (2014). The Domestic Cat: The Biology of its Behaviour (3rd ed.). Cambridge University Press.
• Gourkow, N., LaVoy, A., Dean, G. A., & Phillips, C. J. C. (2014). "Associations of behaviour with secretory immunoglobulin A and cortisol in domestic cats during their first week in an animal shelter." Applied Animal Behaviour Science, 150, 55-64.
• Epstein, M. E., Rodan, I., Griffenhagen, G., et al. (2015). "2015 AAHA/AAFP Pain Management Guidelines for Dogs and Cats." Journal of Feline Medicine and Surgery, 17(3), 251-272.
• Stella, J. L., Lord, L. K., & Buffington, C. A. T. (2013). "Sickness behaviors in response to unusual external events in healthy cats and cats with FIC." Journal of the American Veterinary Medical Association, 238(1), 67-73.