When a fresh shell washes ashore, as many as 20 hermit crabs might gather to inspect it. Even if the new shell isn't a perfect fit, these crabs looking to upgrade will stick around, knowing that as soon as the proper sized crab comes along, a chain reaction of shell-swapping will be set off.
Showing posts with label Animal Facts. Show all posts
Showing posts with label Animal Facts. Show all posts
Saturday, February 13, 2016
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