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Posted on July 27, 2014 at 9:55 PM
Updated yesterday at 10:43 AM
In the mountains of Alaska’s Denali National Park and Preserve, Dr. Tony Fiorillo, curator of earth sciences at The Perot Museum of Nature and Science in Dallas, is leading an annual expedition to hunt for remnants of dinosaurs in Denali.
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Credit: Katrina Gutierrez / WFAA