jueves, 5 de febrero de 2009

Belly Buttons May Signal a Womans Vigor

Many mammals have virtually no noticeable belly button.

We humans, however, are left with an umbilical scar that is not only obvious but which varies dramatically. Some are seen as beautiful. Others are deemed ugly. Aki Sinkkonen at the University of Helsinki in Finland thinks the belly button, aka the umbilicus, serves a greater purpose.

Get the low-down here:
http://www.livescience.com/health/090203-belly-buttons.html