No reptile that lives today---snake, turtle, lizard, alligator, or crocodile---can fly. And no reptile of today has hair on its body. But scientists say that 150 million years ago there were many...
It’s a Reptile
> A gila monster is a reptile. Suppose you found some hard-shelled eggs lying on the ground. And suppose that some little scaly skinned creatures hatched out of them. What kind of animal would...