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T. Rex’s Big Tail Was Its Key to Speed and Hunting Prowess

T. rex‘s athleticism (and its rear end) has been given a makeover by University of Alberta graduate student Scott Persons. His extensive research shows that powerful tail muscles made the giant carnivore one of the fastest moving hunters of its time.

As Persons says, “contrary to earlier theories, T. rex had more than just junk in its trunk.”

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