The larger pincer serves as a protective door when the crab retreats inside its shell.

Although they are crustaceans, hermit crabs are more closely related to lobsters.

It’s nearly impossible to do so because the crab wraps its abdomen tightly around the shell’s interior while also holding on tightly with one of it...

Good shells are at a premium for these crabs. As they grow, hermit crabs need bigger shells, so they often steal shells when someone in their commu...

If they find themselves in a shell that is too small, hermit crabs have the rare ability to grow smaller.

To avoid fights over shells, hermit crabs looking for new ones will sometimes line up in order of size to enter a new home as larger crabs vacate t...

Hermit Crabs are Omnivores, meaning they eat both plants and other animals.

Hermit Crabs belong to the Kingdom Animalia.

Hermit Crabs belong to the phylum Arthropoda.

Hermit Crabs belong to the class Malacostraca.