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Sticking your tongue out is not a polite thing to do if you’re a human, but for chameleons and some other reptiles it is the way they survive. Chameleons are lizards that range in size from just over ...

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?

Certain species of chameleons, a type of lizard that some people keep as pets, change colors, too. They modify their skin color to blend in with their environment to avoid being eaten. Chameleons also ...