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Tyrannosaurus Rex’s miniature ancestor

Paleontologists have discovered a new dinosaur, the Raptorex kriegsteini, which looks exactly like a miniature Tyrannosaurus Rex skeleton. But this scaled-down version, which was about nine feet long and weighed only 150 pounds, lived 125 million years ago, about 35 million years before giant Tyrannosaurs roamed the earth. So the discovery

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