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 their sternum. Basically, a turtle's ...

Cartoons often suggest turtles wear shells like removable armor. Those stories show turtles stepping out, swapping shells, or ...

The turtle has been in no rush to give up the secret of its shell — but after two centuries of close study, scientists are filling in the story of a structure unique in the history of life.New ...

It’s a debate that’s left more than a few scientists shell-shocked: Just how did the turtle come to acquire its unique suit of armor? Some have insisted for decades that the turtle’s carapace evolved ...

The fossilized remains of a bizarre-looking reptile are giving scientists new insights into how turtles got their distinctive shells. Some 240 million years ago, this early turtle-like creature lived ...

A turtle’s shell makes for a great portable home, offering a huge amount of protection to the animal living inside. But this carapace is nothing more than an evolutionary byproduct of another ...