Thứ Năm, 20 tháng 10, 2016

NPR News: Those Ancient Stone Tools — Did Humans Make Them, Or Was It Really Monkeys?

Those Ancient Stone Tools — Did Humans Make Them, Or Was It Really Monkeys?
Capuchin monkeys in Brazil have been seen making sharp stone flakes. It was previously thought that only humans and their ancestors had flaking skills.

Đọc thêm tại NPR
at October 20, 2016 at 12:03AM
Health & Science

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