Fact #388: Fingers “prune” underwater not because they absorb the water or have their oil washed away, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.

Source: http://www.npr.org/2013/01/11/169144851/getting-a-handle-on-why-fingers-wrinkle

Credit for today’s fact goes to: Shreyas Bhatnagar.

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