Attention reptile-lovers, what do you call an animal that lives in a shell made of bone and keratin, shuffles along at a slow pace and lives on land? Any guesses? You may have off-handedly answered ...

In cartoons, when a turtle is spooked, it retreats into and closes up its shell. While used for comic effect, this imagery is based in fact – although not all turtles are capable of this protective ...

Following is a transcript of the video. Narrator: A turtle's shell is as much a part of its body as our rib cage is of ours. In fact, it is their rib cage, and their spine, and their vertebrae, and ...