Pantolambda bathmodon, a stocky, now-extinct mammal, lived 62 million years ago and reached roughly 92 lbs in adulthood, which was a much larger size than most mammals that came before. Video credit: ...
A family takes in Sean Kenney's polar bear and cubs sculpture. (Courtesy Denver Museum of Nature & Science) To see the Denver Museum of Nature & Science’s newest big animals on display, visitors don’t ...
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