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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 ...
来自MSN1 个月
Prehistoric American peoples coexisted with giant sloths and mastodons, new evidence suggests
SAO PAULO (Associated Press) — Sloths weren’t always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge — up to 4 tons (3.6 metric tons) — and when startled ...