Sign Up for Cat Talk
Get the latest health and behavior news and
advice from the veterinarians at Tufts University.

Behavior

Non-Recognition Aggression in Cats

Non-Recognition Aggression in Cats

Like many cats in a multi-cat household, Ivan and Natasha live together bound by a mutually agreed-upon peace treaty. Indeed, there’s an occasional breach when one crosses the other’s claim to a toy or cherished napping spot — but that doesn’t terminate treaty relations. However, there is one major treaty violation that makes it clear that this isn’t a non-aggression pact: the veterinary visit. It doesn’t matter if they go to the vet together or separately. Once back home, there are no consoling purrs. Natasha lights into Ivan with a barrage of aggressive behaviors as if she doesn’t recognize her peace partner.

Continue Reading