Tests Confirm T. Rex Kinship With Birds(nytimes.com)
nytimes.com
Tests Confirm T. Rex Kinship With Birds
http://www.nytimes.com/2008/04/25/science/25dino.html?_r=1&hp&oref=slogin
0 comments
—
http://www.nytimes.com/2008/04/25/science/25dino.html?_r=1&hp&oref=slogin
—