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    Underwater Spider Spins Itself an Aqualung

    Posted by ChevScience on June 11, 2011

    In the ponds of northern Europe lives a tiny brown spider with a bubble on its back. The 10-millimeter-long Argyroneta aquatica is the only spider in the world that spends its entire life underwater. But just like land spiders, it needs oxygen to breathe

    How does it do it?

     

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