These daggers made from human bone were a deadly asset on the battlefieldhttp://www.sciencemag.org/news/2018/04/these-daggers-made-human-bone-were-deadly-asset-battlefield …
Replying to @evolutionscribe @Qafzeh
@realMaxCastle surely this is some ancient form of u/acc
7:52 PM - 24 Apr 2018
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