Other branches of early humans, not just ancestors of Homo Sapiens, used them to cut and crush food.
Source: US News and Business Report -usnewsandbusinessreport.com- – BBC Science External
Ancient stone tools found in Kenya made by early humans
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Other branches of early humans, not just ancestors of Homo Sapiens, used them to cut and crush food.
Source: US News and Business Report -usnewsandbusinessreport.com- – BBC Science External
Ancient stone tools found in Kenya made by early humans