Jack Horner, Curator of Paleontology at Museum of the Rockies (and technical adviser for all the "Jurassic Park" films), provides scale for Tyrannosaurus rex fossils at excavation site near the Fort ... more 
Jack Horner, Curator of Paleontology at Museum of the Rockies (and technical adviser for all the "Jurassic Park" films), provides scale for Tyrannosaurus rex fossils at excavation site near the Fort Peck Reservoir in June 1990. Named for its di less 
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LiveScience.com | Photo By Photo courtesy Museum of the Rockies
Tue, Apr 15, 2014 11:55 AM EDT