大约54,000年前居住在Chagyrskaya洞穴的尼安德特人用来切割肉类的石刀 (IMAGE)

Proceedings of the National Academy of Sciences

大约54,000年前居住在Chagyrskaya洞穴的尼安德特人用来切割肉类的石刀

Caption

大约54,000年前居住在Chagyrskaya洞穴的尼安德特人用来切割肉类的石刀。Chagyrskaya洞穴位于俄罗斯的南西伯利亚阿尔泰山脉山麓。

Credit

Image courtesy of Alexander Fedorchenko (Russian Academy of Sciences, Novosibirsk, Russia).

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