Hermit Crabs Line Themselves Up From Biggest To Smallest To Swap Shells
Seriously, HERMIT CRABS FORM ORDERLY QUEUES. In height order. To more efficiently trade shells. I, for one, welcome our new crustacean bureaucrats. This is a segment from BBC’s Life Story, and it captures some pretty extraordinary animal behavior. When a new shell washes up on shore, these hermit crabs measure each other and then line…