"Apex," a 150 million-year-old Stegosaurus that is the most complete and well-preserved specimen of its size ever discovered, is seen on display for a media preview at Sotheby's in New York City on ...
Dec. 5 (UPI) --The 150 million-year-old fossil remains of a Stegosaurus dinosaur named "Apex" will be displayed at the American Museum of Natural History in New York City starting Sunday. The dinosaur ...