One day, millions and millions of years ago in what is now South Dakota, a Tyrannosaurus rex bit the tail of a duckbill dinosaur and left a tooth lodged in the vertebrae of the lucky prey, which escaped and lived long enough for bite to heal.
On Monday, that prehistoric battle grabbed headlines around the world when Robert DePalma II, curator of paleontology at the Palm Beach Museum of Natural History, a currently homeless non-profit group, published a research paper about the vertebrae with the tooth that he says is “iron clad evidence” that T. rex was a predator, not just a scavenger.
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