Add Yahoo as a preferred source to see more of our stories on Google. On Sept. 10, 2024, a claim spread on social media about the shape of goats' pupils. One Facebook user posted a meme that asked: ...

Few people have spent time gazing into a sheep’s eyes, but if you have, you may have noticed something very strange about their pupils. Instead of being round, as is the case with humans, they are ...

Pupils regulate the amount of light that hits an animal’s retina, and they come in a variety of shapes. Ours are round dots. Cats have vertical slits, sheep have horizontal slits. Researchers trying ...