Image Gallery: The Life of T. Rex

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T. Rex: Thunder Thighs

Credit: © The Field Museum
Scientists have figured out with more accuracy how much the tyrannical lizard, Tyrannosaurus rex, really weighed, suggesting the largest and most complete…Read More »

skeleton, named SUE, weighed a whopping 9 tons. (SUE's skeleton resides at The Field Museum in Chicago.)   Less «
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