Rows of razor-sharp teeth and powerful jaws allow them to crack though even the thick carapace (shell) of full-grown sea turtles. One common defense against predators is a protective covering ...

Narrator: And of course, shells are incredibly useful for defense against predators, no matter how fierce they may be. Turtles are amazing. EDITOR'S NOTE: This video was originally published in ...

It is a built-in defense system, and the shell helps protect turtles from predators and other environmental dangers. This ...

A sea turtle’s shell is a masterpiece. A new study reveals that marine turtle shells combine flexibility and strength to protect against predators like sharks and stress while optimizing movement.