Chameleons are fascinating creatures with their long tongues, rotating eyes, and brilliant colors, which is why they make such interesting pets. But with more than 200 species in the world, how do you ...

This vivid chameleon embryo has been stained to highlight the bones and cartilage of its skeleton. You can also see some of its developing internal organs. This is the embryo of a veiled chameleon ...

Chameleons change their coloring to avoid predation and to communicate with one another. Researchers have now shown that complex color changes in the veiled chameleon (Chamaeleo calyptratus) are ...