Cathy Rosenthal explains what may be driving the aggression - and how neutering, separation and scent management can help.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Cats keep their fur neat and tidy by grooming themselves quite often, ...

Add Yahoo as a preferred source to see more of our stories on Google. First impressions are important, but they're not everything, especially when it comes to shelter animals. A lot of rescue animals ...

When two cats groom each other, many owners see it as a sign of a particularly close friendship. But this widespread belief ...

Do cats groom each other as sign of affection? New study disputes theory - Study finds allogrooming may even indicate conflict ...

Dear Cathy, I am writing about my 11-year-old Maine Coon who has become increasingly aggressive toward house guests. We’ve ...