1. What Happened To...
... The ground sloth reached weights of up to three tons, about the size of a mammoth, and the giant beaver was about the size of a black bear (Grayson, 1993). About 18,000 years ago, the Wisconsin glacier began its retreat. Buried lands began to reveal themselves. Strong winds spread seeds planting various ... to North America as the many animals did, via the Bering Land Bridge. Although some archeological clues have hinted at earlier human occupancy, no site has manifested definite proof so one can assume for now that they in fact did arrive in this time period; we know this because there ....
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- Approx Pages: 12