bat71baprated 
at Jan. 06, 2009http://bat.com/
??
thz1026rated at Aug. 13, 2008http://www.livescience.com/culture/080811-brain-ev
From the page: "About 2 million years ago, the human brain rapidly increased its mass until it was double the size of other primate brains. "This happened because we started to eat better food, lik
Copyright © 2008 AtComet. All rights reserved.