They go into their shell because something might of scared them. They do it for safety in case there's a predator near by.
a shell...
There shell
Their shell
some crabs, like hermit crabs
What I know of that is hermit crabs will eat snails. However, hermit crabs will often use an empty shell of a sea snail.
Hermit crabs live in sea snail shells so the hermit crabs go in which ever shell they think will be comfy, like turbo shells. Also hermit crabs love shells with a pearl color inside.
They aren't; they need a shell.
break the shell just kiddin
No
As hermit crabs grow and increase in size they need to come out of their shell in order to find a larger shell to live in.
Yes, Hermit crabs can only maneuver when they can lift and fit the shell appropriately.
hermit crabs... etc.