But in some of the darkest places on Earth– like deep caves, underground tunnels, and certain underwater spots– evolution took a different route. Some animals lost their eyes over time.

Professor Lars Schmitz joins WIRED to guide us through a giant tree of life mapping the evolution of eyes in the animal ...

They are just one of an enormous variety of eyes owned by molluscs - animals such as slugs, snails, oysters and octopuses - which demonstrate different steps in eye evolution. Although giant clams are ...

People can talk about different dog breeds all day, but we don't give enough attention to all of the unique cat breeds out ...

here are ten unique animals you can keep as a pet! If you’ve ever seen a sugar glider, you know that they’re just about the most adorable creature on this planet. Their big, doleful eyes and ...

Even though eyeballs don't generally fossilize, the eye sockets ... amount of information about how an animal lives its life. Although teeth look very different from hair, nails or sweat glands ...

We call this kind of eye a compound eye, and because all the little lenses point in different directions, animals that have them are very good at detecting movement – especially of big things ...

The presence of the tapetum can be observed at night when a pair of glowing eyes reflects back a flashlight or some other light source. (Interestingly, different animals have different color ...

MADDIE: Animals are a really important ... There are lots of different types of fish. There are fish with no eyes, fish with long faces and even fish that crawl onto land and hop about!