Waterlogged, wrinkled fingers actually serve a purpose
1/9/2013Turns out those waterlogged, wrinkled fingers are more than a built-in reminder that it's time to get out of the tub. Researchers in England surmise that pruney digits have treads that helped our ancestors get a better grip underwater when foraging for food among wet plants and in streams. To test their theory, wrinkle-fingered and smooth-fingered volunteers raced to sort marbles, with the wrinkly team coming out the clear winners. Think this feature is useless in modern times? It's going to come in handy when making calls on a new shower-proof smartphone. [Source]
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Cool evolutionary feature or just annoying?
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