Human shoulders and elbows first evolved as b | EurekAlert!
The paper, Downclimbing and the evolution of ape forelimb morphologies, was published Sept. 6 by Royal Society Open Science. ...
What makes a mammal a mammal? Our spine, say scientists | EurekAlert! Science News
"We think this interaction resulted in the addition of a region near the shoulder as the forelimbs of our ancestors evolved to ... Dramatic changes also began to appear in the forelimbs of animals known as non-mammalian therapsids. ...