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

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 ...

A sea turtle’s shell is living bone fused directly to its spine and ribs. It is not a detachable shield or an external case, ...

For years, the Coleman family's fishing trips on the Alabama Gulf Coast were routine. But in 2021, their outing near a riverbank led to an odd find: the shell of a 32-million-year-old leatherback sea ...