Replicas of full-length skeletons of two dinosaurs, Triceratops, right, and Tyrannosaurus rex, are displayed during a press preview at the National Science Museum in Tokyo Friday, July 1, 2011. The ... more 
Replicas of full-length skeletons of two dinosaurs, Triceratops, right, and Tyrannosaurus rex, are displayed during a press preview at the National Science Museum in Tokyo Friday, July 1, 2011. The reconstruction works of the popular prehistoric animals' skulls and bones in natural postures based on the latest studies were shown to the media prior to the July 2 public opening of a three-month dinosaurs exhibition at the museum. (AP Photo/Shuji Kajiyama) less 
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Associated Press | Photo By Shuji Kajiyama
Fri, Jul 1, 2011 8:15 AM EDT