Chameleons, famous for shifting colors to blend into their natural surroundings to avoid predators, may also be using their chromatic superpowers for a totally different reason: To win fights. This ...

Humans have some cool traits, but some animal traits are more complex than ours. One example is our appearance. Unless we dye our hair, give ourselves fake tans or tattoo our bodies, we are pretty ...

To protect themselves, some animals rapidly change color when their environments change, but chameleons change colors in unusual ways when they interact with other chameleons. Researchers have ...

See how a chameleon's feet are similar to those of a blue and gold macaw. Meet a chameleon and a blue and gold macaw at the Houston Zoo. See how their feet are similar and how they both use their ...

What a great question, Ikechukwu! It doesn’t have a simple answer, though: yes, chameleons do change colour when they sleep, but we think it happens in a different way to when they’re awake. People ...