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

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 ...

Turtles are famous for their shells, but this feature is far more than a protective covering. A turtle’s shell is actually fused to its skeleton, meaning its ribs and spine became part of a living ...