turtle
A clam.
A sea shell may contain a dead animal but the shell itself is a protective covering that an animal made to protect itself.
A turtle or a snail have a shell.
An armadillo shell, much like the shell of any other animal that has a shell, makes it harder for predators to harm the animal.
A hard shell animal? Like a crab or snail?
An aquatic animal, such as a mollusk or crustacean, that has a shell or shell-like exoskeleton.
He is afraid of snakes.
toheroa
Crawfish do not ever come out of their shell. The shell is a type of exoskeleton.
I don't think any animal is afraid of a hampster.
An oyster
A worm.