Culture in Humans and Apes Has the Same Evolutionary Roots, Researchers Show

http://www.sciencedaily.com/releases/2011/10/111020122313.htm

ScienceDaily (Oct. 20, 2011) — Culture is not a trait that is unique to humans. By studying orangutan populations, a team of researchers headed by anthropologist Michael Krützen from the University of Zurich has demonstrated that great apes also have the ability to learn socially and pass them down through a great many generations. The researchers provide the first evidence that culture in humans and great apes has the same evolutionary roots, thus answering the contentious question as to whether variation in behavioral patterns in orangutans are culturally driven, or caused by genetic factors and environmental influences.

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