Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is ...
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The end of the Cretaceous Period, 66 million years ago, marked the dramatic extinction of the dinosaurs. Until now, our ...
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'A set of large teeth sticking out of the ground': Scientists reveal ancient hypercarnivore discovered in Egyptian desertScientists reveal a never-before-seen species of leopard-size apex predator that lived in lush forest 30 million years ago.
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