Word: beringer
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In general, the moratorium appears to be working. Most whale stocks are at least holding steady, and some have begun to recover. For example, populations of humpbacks off South Africa have grown substantially. A study by the National Marine Fisheries Service says there were an estimated 2,050 blue whales...
KNOW-IT-ALLS ARE fond of pointing out that the only true Americans are the descendants of the diverse tribes found by Columbus and Cortes when they first arrived in the New World. That's wrong, of course. Even North and South American Indians had immigrants for ancestors: northeastern Asians...
The old assumption that humans arrived in the Americas about 11,500 years ago is known as the Clovis hypothesis. The name comes from the 1933 discovery of a fluted stone spearpoint dated to that era in a pile of mammoth bones near Clovis, New Mexico. Over the years, similar...
Like its more conventional counterpart, the pre-Clovis theory has some logistical problems. If humans got to South America by 13,000 years ago, they would have had to cross the Bering land bridge many thousands of years earlier. That would have been no problem, but heading south from there...
By some 12,000 years ago, toward the end of the last Ice Age, small bands of Asian nomads began to cross the dry land bridge that spanned what is now the Bering Strait, between Siberia and Alaska. The migrations continued intermittently, and when melting ice flooded the land bridge...