Angela Sayre, the founder of Crustacean Plantation, shared a video of a hermit crab changing shells in Florida to help raise awareness about shell shortages.

What is a hermit crab? There are over 800 species of hermit crabs worldwide, and almost all are ocean dwellers—though people are likely most familiar with the dozen semi-terrestrial species ...

His work is collected in a new book, Catesby's Natural History by Stephen ... In a similar vein, a giant hermit crab ...