Human speech and cooperation are intertwined. For example, talking can help us defend a basketball team or take down prey. Distantly related mammals like dolphins also vocalize to coordinate. But experts still debate when it evolved in primates.
Human speech and cooperation are intertwined. For example, talking can help us defend a basketball team or take down prey. Distantly related mammals like dolphins also vocalize to coordinate. But experts still debate when it evolved in primates.
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