Q: My elderly cat’s pupils seem to stay dilated, even in bright light. Why? A: In old cats, dilated pupils are often just a sign of a harmless condition called iris atrophy. However, if your cat has ...

If a cat's pupils are "diamond" shaped, most likely the cat is nocturnal, meaning it sleeps all day and is awake all night. It helps the cats vision at night...since there is low light around, it can ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A cat owner took to the internet to ask for advice when she noticed ...