Whether carnivorous dinosaurs had lips has long been the stuff of paleo-debate. A new study finds evidence that flesh covered the predators’ teeth. Tyrannosaurus rex and other carnivorous dinosaurs ...
Tyrannosaurus rex was one of the biggest meat-eating dinosaurs of all time--it measured up to 42 feet long from snout to tail and would have weighed in at around 16,000 pounds. And it wasn't ...
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