What lives in a shell?

Description:

Describes such animals as snails, turtles, and crabs, which live in shells and use these coverings as protection.

subjects: Animal defenses,  Body covering (Anatomy),  Juvenile literature,  Shells,  Spanish language materials,  Shells, juvenile literature,  Crustacea,  Mollusks,  Anatomy,  Anatomy, juvenile literature,  Picture books,  Mollusks, juvenile literature