They’re like living feather dusters whose mouths can see you coming. The simplest animal eyes consist of light-sensitive ...

ITHACA, N.Y. — If brain size is proportional to body size in virtually all vertebrate animals, Cornell University biologists reasoned, shouldn't eye size and body size scale the same way? While they ...

Eyes gleaming out of the pitch-dark night make for many a scary tale. But what's behind that pair of glowing eyes, and why don't humans' shine? Why Do Animals' Eyes Glow In The Dark? Eyes that glow in ...

Human eyes are only one solution among many. This episode explains why animals evolved slit pupils, compound eyes, and ...

One of the most common adaptations seen in the animal kingdom is vision. Nearly 96% of all animals have some kind of eyes and they've proven so evolutionary advantageous that they've evolved multiple ...

From small-footed hedgehogs to baby hippos, the internet is full of photogenic animals. The cutest ones go viral on social media, with followings larger than those of some human influencers. But have ...

Cats and many other animals, including most dogs, can reflect light from their eyes. That’s why cats’ eyes will usually shine brightly in photos taken in a dimly lit room or glow when illuminated in ...

Cats and many other animals, including most dogs, can reflect light from their eyes. That’s why cats’ eyes will usually shine brightly in photos taken in a dimly lit room or glow when illuminated in ...