A 66-million-year-old tooth reveals T. rex was nearly as warm as a human

ScienceDaily
Sep 20, 2026, 1:56 am107 ptsTrending
Chemical clues preserved inside fossilized T. rex teeth reveal that the dinosaur maintained a body temperature of about 97 degrees Fahrenheit, almost identical to humans. The finding provides direct evidence that the giant predator was warm-blooded, helping explain how it stayed active and survived in chilly…

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