Monkeys Smashing Nuts Hint at How Human Toolmaking Evolved

January 14, 2020 - General
A capuchin monkey in Brazil hoists a stone tool to crack open nuts.    Source: Luca Antonio Marino / CC BY-ND 4.0

Human beings used to be defined as “the tool-maker” species. But the uniqueness of this description was challenged in the 1960s when Dr. Jane Goodall discovered that chimpanzees will pick and modify grass stems to use to collect termites.

Source: origins

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