It’s not surprising to learn that hermit crabs live their happiest lives when they’re in habitats that closely mimic their ...

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.

Sometimes when a new shell turns up, hermit crabs will form a line, biggest to smallest, to see which animal fits the new shell. The next smallest will take that crab’s hand-me-down home ...