It’s important to come out of your shell once in a while. Despite the name, hermit crabs are not true crabs. You thought we were going to say hermits. They are related to crabs, lobsters and prawns, however, unlike other crab species, hermit crabs do not have their own carapace or shell. Hermit crabs have a soft, vulnerable abdomen and occupy empty seashells to protect themselves and from which they derive their name 'hermit'. Hanging with my hermes. Speaking of hermits, the behavior of sheltering in shells alone is actually what gives the hermit crab its name. But hermit crab is a misnomer for these social crabs, which sometimes live in large groups of a hundred or more in the wild. It's important to leave unoccupied shells alone because there just might be a hermit crab nearby in need of some new digs. This week on shell hunters, a hermit crab looks to relocate for a new job and a better shell market on this side of the beach. He's looking for a modern, spacious shell with an easy...