View Hermit Crab Football Helmet Background. In essence, hermit crabs are just the name of a… Without them, the critters will bake under the sun's punishing rays, if they aren't eaten first.
It consists of a hard plastic shell with thick padding on the inside.
I suppose they all have in common that they shed their exoskeleton (which functions like our bones) so they can grow larger. In essence, hermit crabs are just the name of a… Hermit crabs are unique for the fact that they have soft abdomen or tail which is folded up under the body. A growing hermit crab is always on the lookout for a bigger shell, and when an appropriately sized shelter isn't readily available, these crustaceans sometimes have to make do with.