Why Do We Get Pruney Fingers?

To tell you when to get out of the bath, according to my mom. But that's not good enough for science!

Kyriacos Kareklas and Tom Smulders of Newcastle University in England noted that the wrinkling of skin is actually controlled by the nervous system. Cut the nerve and the skin of your fingertips actually won't wrinkle. So, there must be a function to the wrinkle, right?

So the two decided to do the experiment and discovered that wrinkled fingers help improve the handling of wet objects:

Hit Play or go to Link [YouTube] | The report over at Biology Letters - via Science, Space and Robots

Newest 5
Newest 5 Comments

Holy crude, this goes hand in hand with the aquatic apes theory. For those that don't know TED Talks, there was a speaker named Elaine Morgan who theorizes that homo sapiens didn't evolve from grasslands apes, rather aquatic apes living by the seas. Very convincing theory AND it would go hand in hand with this wrinkle research!
Abusive comment hidden. (Show it anyway.)
Scuba divers know that the head accounts for over 25% of heat loss, but faces don't wrinkle in water. (Faces DO wrinkle from age. Do old peoples faces need more grip?)
Abusive comment hidden. (Show it anyway.)
Login to comment.

Email This Post to a Friend
"Why Do We Get Pruney Fingers?"

Separate multiple emails with a comma. Limit 5.


Success! Your email has been sent!

close window

This website uses cookies.

This website uses cookies to improve user experience. By using this website you consent to all cookies in accordance with our Privacy Policy.

I agree
Learn More