It allows the snail or clam to make it's own shell.
a shell
Soft shell clams -- called steamers -- are usually used for fried clams.
On their shell phones!
No. Are you really that dumb?
really hard
magic
can cherrystone clams be eaten on the half-shell
Yes, clams are shellfish, they have a shell.
close up their shell
muscles :)
Starfish eat clams by grasping and pulling on the clams shell until the clam can't hold it close any longer. Once the shell is opened far enough, the starfish begins to feed on the clam.