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Holden C 《Science (New York, N.Y.)》2000,289(5485):1663a
It's official: Scientists say they have definite proof that prehistoric Indians in the southwestern United States not only killed, butchered, and cooked, but actually ate other human beings. The evidence, reported in this week's issue of Nature, takes the form of a dried chunk of human excrement, or coprolite, containing a telltale human protein that could have gotten there only by being ingested. 相似文献
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