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Continue to Chat40000-years-old stone tools reveal behavioural complexity of Homo sapiens http://archaeofeed.com/2016/11/40000-years-old-stone-tools-reveal-behavioural-complexity-of-homo-sapiens/
40000-years-old stone tools reveal behavioural complexity of Homo sapiens http://archaeofeed.com/2016/11/40000-years-old-stone-tools-reveal-behavioural-complexity-of-homo-sapiens/