Shell integration typically involves 50 to 60 individual bones fusing into a permanent structural cage. The carapace creates a mechanical constraint that prevents the chest from expanding during ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The broad-shelled river turtle (Chelodina expansa) falls into a group known as side-neck turtles.

Add Yahoo as a preferred source to see more of our stories on Google. Humongous Turtle Shell Unearthed. This shows an 8-million-year-old turtle shell that measured nearly 8 feet (2.4 meters) was ...

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 ...

An 11-year-old rock hunter has uncovered an almost complete turtle shell dating to roughly 48 million years ago. That intact shell secured a rare glimpse into a vanished river world before weather ...

Humongous Turtle Shell Unearthed. This shows an 8-million-year-old turtle shell that measured nearly 8 feet (2.4 meters) was discovered in Venezuela.

It's a long-held idea that turtles can tuck their heads into their shells when threatened. But is it true? And is this protective trick why turtles the world over have shells today? The answer is that ...