• Question: why do we get pruney fingers?

    Asked by nicenadia to Alessandro, Angela, Claudia, Marina, Phil on 11 Mar 2013. This question was also asked by will2013.
    • Photo: Marina De Vos

      Marina De Vos answered on 11 Mar 2013:

      The keratin in our skin makes the skin expand when being in the water for long. This provides a more skin for the same area, hence causing wrinkling. It is believed to be an evolutionary advantage because it allows us to grap/hold things while under water.

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