Also known as rainbow plant, heart leaf, or less-charming "fish mint", chameleon plants look lush and lovely carpeting a shady floor of a tree grove. But don't be lured in by its innocent facade.

Chameleons have many other features that distinguish them from their lizard cousins. They are the only lizards with zygodactyle feet, or pincers. These grasping feet are ideal for tree climbing.

Chameleons are the most famous color-changing animals, but there are plenty of other animals that possess this talent.