Large mammals shaped the evolution of humans: here's why it happened in Africa
India, Jan. 27 -- It was the abundance specifically of medium and large grazers in fertile savannas, concentrated near water in the dry season, that enabled the evolutionary transformation of a relatively puny ape into a feared hunter in Africa
That humans originated in Africa is widely accepted . But it's not generally recognised how unique features of Africa's ecology were responsible for the crucial evolutionary transitions from forest-inhabiting fruit-eater to savanna-dwelling hunter.
These were founded on earth movements and aided physically by Africa's seasonal aridity, bedrock-derived soils and absence of barriers to movements between north and south.
These features promoted extensive savanna grasslands marked by erratic rainfal...
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