King crabs evolved from hermit crabs, and lost the need for a shell ... claw and and a smaller feeding claw up front, as the baby king crab so obligingly displays while sitting pink and pretty ...

Scientists believe the small crab boarded the research vessel from a plastic bag lifted from the seabed during the coral sampling expedition.

photographer Steve Simonsen captures thousands of hermit crabs migrating What Is an Aurora? (03:13) 5 Record-Breaking Bird Migrations (02:56) Pesto the Enormous, Viral King Penguin Molts His Baby ...