Dilated pupils in cats can be a sign of iris atrophy or a more serious underlying condition. Here’s how to know when to seek ...

Cats can see well at night because they have a tapetum lucidum—a reflective layer behind the retina that improves light ...

Over the course of three nights in 1422, the woman had visions of aggressive pets and insatiable worms tormenting a beloved ...

Additionally, your cat’s eyes may widen and its pupils may dilate, and its ears may shift forward or swivel back toward its head. When your cat is really excited or going ham on its favorite toy ...

The tapetum lucidum effect gives the wearers of such peepers incredible night vision, and it's found in a wide range of ...