Young female chimps use sticks for 'play-mothering'
Tuesday, December 21, 2010 - 00:30
in Biology & Nature
Scientists studying the mammals in Uganda find distinct gender differences, with more than twice the number of females cradling sticks like babies than males. Young female chimps carry sticks as a form of "play-mothering," much in the same way girls cradle their dolls, scientists said Monday.