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The Serengeti RulesA band of young scientists discovers a radical new theory of the natural world, one that could help confront some of the biggest environmental challenges of our time.

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Now PlayingThe Serengeti RulesA band of young scientists discovers a radical new theory of the natural world, one that could help confront some of the biggest environmental challenges of our time.0NatureIndividuals care for a population of once-captive chimpanzees that scientists used for research.