Hermit Crab

Scientific Name: Paguroidea
Range: Alaska to Baja California
Habitat: Kelp forests and rocky intertidal
Diet: Scavenges on dead and decaying organisms
Size: Up to 1.5 in (40 cm)
Fun Fact: Live in shells of other animals. As they grow they need to find larger shells, often battling with other crabs to get them! 
IUCN Conservation Status: Unknown