The new fossil was unearthed in a remote part of Argentinian Patagonia—and had teeth comparable to a T. rex, says National Geographic Explorer Diego Pol. The fossil skull of Kostensuchus atrox, a ...
A newly unearthed fossil has led experts to believe an ancient species of crocodile may have been an apex predator that hunted dinosaurs on land. Paleontologist and National Geographic Explorer Diego ...
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