In this Thursday, Nov. 14, 2013, photo, Clayton Phipps points out some features of the nanotyrannus lancensis he discovered while the fossils are on display in New York. Two fossilized dinosaur ... more 
In this Thursday, Nov. 14, 2013, photo, Clayton Phipps points out some features of the nanotyrannus lancensis he discovered while the fossils are on display in New York. Two fossilized dinosaur skeletons found on a Montana ranch in 2006 are coming up for sale in New York City. The nearly complete skeletons are billed as the Montana Dueling Dinosaurs. (AP Photo/Seth Wenig) less 
1 / 22
Associated Press | Photo By Seth Wenig
Fri, Nov 15, 2013 1:13 PM EST