Ancient residents of four caves in south-central Oregon may deserve bragging rights as the earliest known Americans. New finds in the caves unveil a population that reached the New World around the same time or shortly before the famed Clovis hunters who roamed the Great Plains and Southeast at the end of the Ice Age.
Regardless of who first set foot in North America after crossing a land bridge from Asia, populations practicing at least two spear-making styles colonized the New World, say archaeologist Dennis Jenkins of the University of Oregon in Eugene and his colleagues.
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