from its bottom
The turtle doesn't need anything to protect itself it just has its own shell to protect itself. The turtle gets in its shell and stay there until the enemy is out looking for new preys
its shell
its shell protects it it hides in its shell
its shell
the bite each other
with his heart shaped tail
all animals have some way to protect itself, otherwise it won't survive. But, for a blunt example, the turtle.
acording to nasa they have a strong shell that protects them
just take it's shell off
He hides himself in his shell since his shell is nearly impossible to break.
I guess when it feels threatened... Not quite sure what you mean by the question?
It is perfectly normal for a turtle to curl its tail to one side, it is a way to protect itself, it's nothing to worry about.