Orangutan communication sheds light on human speech origins

New research from The University of Warwick has revealed that orangutans, the most arboreal of the great apes, produce consonant-like calls more often and of greater variety than their African ground-dwelling cousins (gorillas, ...

Human ancestors were 'grounded,' new analysis shows

African apes adapted to living on the ground, a finding that indicates human evolved from an ancestor not limited to tree or other elevated habitats. The analysis adds a new chapter to evolution, shedding additional light ...

Why aren't humans 'knuckle-walkers?'

Our closest biological relatives, the African apes, are the only animals that walk on their knuckles; CWRU researchers discovered why

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