Settling the debate over the nature of the T. rex

One question has hounded the T. rex, perhaps the most famous dinosaur of them all, for years. Were they terrifying, active predators? Overgrown vultures? Or perhaps a mix of the two?

Now for the first time, there’s direct evidence that T. rexes were hunters, with palentologists discovering a vertebrae of a hadrosaur that had healed around a T. rex tooth, suggesting the prey had been alive when it was bitten.

The tooth crown and vertebrae found in South Dakota’s Hell Creek Formation is “the piece that settles the controversy,” said University of Kansas paleontologist David Burnham, a member of the study team.

Read more over at Science Now.

Photos: Fallon E. Cohen, Robert DePalma, Rudolph Frank Pascucci

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