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UCSP FINAL.docx - Looking back at Human Biocultural and...

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Looking back at Human Biocultural andSocial EvolutionThe earliest stone tool making developed by at least 2.6million years ago. The oldest stone tools were known assharp stone flakes that were struck from the cores andoffer useful cutting edges. These early tools were mostlikely used to help humans butcher animals and hunt forfood. Between about 400,000 and 200,000 years ago, thepace of innovation in stone technology began toaccelerate very slightly. By the beginning of this time,handaxes were made with exquisite craftsmanship. Bladetools made of stone were created, but the emphasisshifted away from stone to artefacts made from materialssuch as bone, antler and ivory. Spears and other toolswere crafted for hunting and agricultual purposes.Hunting culture developed among the early homininsof Africa, with evidence of their activities dating asfar back as 2 million years ago. Among theirdistinguishing characteristics, the hunter gatherers
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