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My cat bites when petted. How do I stop this aggressive behavior?

Updated On September 23rd, 2025

Pet's info: Cat | Domestic Mediumhair | Male | neutered | 5 years and 11 months old | 21 lbs

I adopted my cat Ivan around 6 months ago. He is great & I love him. The issue I’m having is he sometimes wants to bite. I adopted him at 5 years old, so I realize this habit may be hard to break. Sometimes it’s more aggressive than others. If I’m petting him he might try to swat at my hand and try to grab it in order to bite me or he will just jerk up and bite. I stop the petting when this happens and leave him alone thus not rewarding bad behavior, but he continues to do so every now and then.

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2 Answers

Most Helpful Answer

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Answered By Jessica Desrosiers

Veterinary Technician

Published on December 29th, 2017

It sounds like Ivan may be getting a bit overstimulated when being pet. This can happen in some cats, and others may also "bite" as a way of showing affection if they weren't taught not to as kittens. Stopping the petting as you are doing is a great thing to do already. You may also want to stop sooner than a bite if you see things such as a tail flicking back and forth, ears going flat, body stiffening, etc as these are all signs he is starting to become overstimulated. Interaction with a toy instead of petting, giving treats, or just petting "safe" areas such as the head or chin may also help you share affection without it getting to the point of biting.

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    Answered By Jessica Desrosiers

    Veterinary Technician

    Published on August 16th, 2018

    Some cats can be "love biters" where they nip while showing affection, however they do not usually break the skin or attack. Attacking and biting can sometimes be a sign of overstimulation and may mean you are going a bit too far when petting. If you notice that KC is biting or pouncing when being pet, you may want to stop and let him relax/calm down before it gets to that point. Signs of impending overstimulation can include a tail flicking back and forth rapidly, tensing of the body, ears pinning back and pupils dilating. If he's still new to your house, you may also want to look into a pheromone diffuser such as Comfort Zone which can help decrease stress during the transition to a new home. These help by releasing a calming pheromone and can help nervous cats relax. They can be plugged into wall outlets or purchased in a collar form. Making sure KC also has places to hide and relax or perch away from everyone can also help him calm down. If he is very active and continues to bite or pounce, speaking with your vet or a behaviorist in person may also be helpful, especially if he has a "history" of issues or previous bullying. A behaviorist can work with you to formulate a plan of training and medication as needed to help KC relax in his environment. In the US you can find a behaviorist in your area by visiting here: http://www.dacvb.org/about/member-directory/

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