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Podcasts Take Two
New fossils suggest T. Rex hunted in packs
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Jul 25, 2014
Listen • 6:39
New fossils suggest T. Rex hunted in packs
As if one single tyrannosaurus rex weren't menacing enough, there's now evidence that these massive carnivores might have hung out in posses.
Geologist Bill Simpson cleans Sue, a 67-million-year-old Tyrannosaurus Rex on display at the Field Museum on November 12, 2013 in Chicago, Illinois. Sue is the largest, most complete, and best preserved T. Rex ever discovered. Simpson carefully cleans the skeleton twice a year.
Geologist Bill Simpson cleans Sue, a 67-million-year-old Tyrannosaurus Rex on display at the Field Museum on November 12, 2013 in Chicago, Illinois. Sue is the largest, most complete, and best preserved T. Rex ever discovered. Simpson carefully cleans the skeleton twice a year.
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Scott Olson/Getty Images
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As if one single tyrannosaurus rex weren't menacing enough, there's now evidence that these massive carnivores might have hung out in posses.

As if one single tyrannosaurus rex weren't menacing enough, there's now evidence that these massive carnivores might have hung out in posses. Here to tell us more is Brian Switek, who writes about all things dino for National Geographic.