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11 Of Ancient Earth’s Most Unbelievable Prehistoric Animals
For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...
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Elementary School Students Find Rare Prehistoric Sloth Bone While Digging for Crawdads
On Wednesday, the Santa Cruz Museum of Natural History announced that it's now in possession of a prehistoric left arm bone belonging to a Jefferson’s ground sloth (Megalonyx jeffersonii ...