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New evidence shows that you are only slightly hotter than a T. rex

✇World & Nation
By: Corinne Purtill

These cold-blooded killers were probably as warm-blooded as mammals, according to new research.

© Stephanie Abramowicz/Stephanie Abramowicz, Dinosaur I

New analysis of the fossilized teeth of "Thomas," left, a 17-year-old T. rex on display at the Natural History Museum, reveals clues about the animal's past. Photo by Stephanie Abramowicz, Dinosaur Institute, Natural History Museum of Los Angeles County
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