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 ...

You’ve probably heard that chameleons change color to blend into their background in order to hide. But that might not actually be true. So what do they actually use this color-changing ability for?

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 ...

Imagine being able to change your colour to disappear into the background, signal your feelings, or regulate your body temperature. Sounds like science fiction, right? But in the animal kingdom, this ...

Controlling color Chameleons change color by contracting and relaxing certain cells in their skin that contain either crystals or pigments. The crystals are colorless or slightly yellow, but by lining ...

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 ...

Color change in animals is a response shaped by evolution. Each species has developed its own method and reason for this ability, like an overreliance on light or temperature cues, or a physiological ...