Why Do Our Hands Get Wrinkly When Wet?

The wrinkling of wet fingers and toes is actually controlled by the nervous system which constricts blood vessels below the skin. Recent studies suggest that this behavior may have served an evolutionary purpose. Wrinkled feet may have helped our ancestors get better footing when walking along slippery riverbanks and wrinkled hands can actually get a better grip on underwater objects!

[Source: http://bit.ly/1P5XCRY]