Wednesday, April 22, 2009

Eyesight Done Right

Camels have three eyelids on each eye to protect sand and other debris from flying into their eyes. A camel’s eyelids, including the third one, come with a second tier of eyelashes to protect them from these harsh conditions in the desert. Although the third eyelid is translucent — and therefore you can’t see it — it’s definitely there!

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