Rotating Eyeballs

Why do goats have horizontal pupils?

Goats, like most hoofed mammals, have horizontal pupils. The purpose of those elongated pupils is to allow them to scan the horizon for possible predators.

When a goat’s head tilts up (to look around) and down (to munch on grass), an amazing thing happens. The eyeballs actually rotate clockwise or counterclockwise within the eye socket. This keeps the pu…