Anyone with an older brother or sister knows that clothes “shopping†often meant begrudgingly sifting through hand-me-downs rather than perusing the latest fashions at the mall.
But for hermit crabs, the hand-me-down system isn’t second-best, it’s a matter of life and death. And as a new clip from the BBC show Life Story shows, the swapping process is remarkably orderly. Constantly Renovating
Hermit crabs need shells: without them, the critters will bake under the sun’s punishing rays,
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