sea turtle use there shell to fend off predators
A sea turtles shell stays on its back because its attached
they use their sharp beaks and hard shell
its shell
like every other turtles they use their shells for camouflage, to hide, and to protect their selves from praetors.
A terrapin has a shell because it is a turtle, of course. There are 4kinds of turtles: aquatic turtles, land turtles, terrapins, and sea turtles. All turtles have shells.
to protect them from predators
No, sea turtles have skeletons just like you do; but they have an armored shell on top for protection.
because of there leather shell
plastron
same color shell
By shrugging themselves into their shell.
One of the predators of the sea turtle is the tiger shark. People also eat turtles. If an animal can get through the turtle's shell, they will eat the turtle. The shell is the turtle's defense, among other uses. Gulls and crabs eat turtles.