crabs
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Watch Hermit Crabs Form A Line From Biggest To Smallest To Trade Shells
This is a clip from an episode of BBC’s Life Story and it shows how orderly (and also completely chaotic) hermit crabs can be when it comes to trading homes. They all meet up in front of a shell, line themselves up from biggest to smallest and then trade shells with each other by jumping…
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Horseshoe Crabs Are Saving Your Life
Wired presents this great gallery showcasing the steps taken to obtain the precious lifeblood of these horseshoe crabs. But its not anything grisly or cultish. Their blood was found to detect impurities in drugs and medical supplies.