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 ...

Have you ever wondered how chameleons change colour? And can they do this while they’re asleep? What about if they are able to dream? Does their dream flash across their bodies in reds, turquoises and ...

Chameleons are really special reptiles, with a whole bunch of special features that make them look very different from all other lizards: they have eyes that can look in two directions at once, a ...