人类与更新世末期巨型动物灭绝有关的证据 Campo Laborde: A Late Pleistocene giant ground sloth kill and butchering site in the Pampas Peer-Reviewed Publication ...
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恐龙灭绝威胁再现？科学家详解地球面临的多种潜在灾难关于“恐龙灭绝的灾难是否会重演”的议题，科学家们发出了严肃警告：尽管时间跨度巨大，但类似级别的威胁从未真正远离地球。一系列潜在的 ...
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