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 ...

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 ...

A half-shell turtle species that swam in China's coastal waters 220 million years ago is the oldest turtle known to date, a new analysis of fossils reveals. The turtle had a belly shell, but its back ...

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 ...

A half-shell turtle species that swam in China's coastal waters 220 million years ago is the oldest turtle known to date, a new analysis of fossils reveals. The turtle had a belly shell, but its back ...

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 ...