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

Chameleons have built a pretty solid reputation on two commonly held beliefs: They can stealthily blend into their surroundings, and they are the ideal subjects for iconic '80s anthems. But it turns ...

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 ...