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Language Evolution, Symbolic Cognition, Language Acquisition, Brain Development, Origin of the Human Mind | Terrence Deacon | 20

Mind & Matter

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The Evolution of Cooperation, Communication, and Sexual Dimorphism

The transition to a new kind of foraging required stable cooperation and communication to access a powerful food source. This transition also necessitated passing down the niche of toolmaking and engaging in systematic relationships. Additionally, the disappearance of sexual dimorphism signaled a shift away from male-male competition for mates.

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