Chicago, Illinois—It's not every day that a scientific meeting opens with a roomful of eminent researchers pant-hooting like chimpanzees, but then "The Mind of the Chimpanzee" conference held here at the Lincoln Park Zoo last week marked a rare occasion in itself. For only the third time in 20 years, the zoo hosted a meeting that brought together researchers who study chimpanzees in the wild and in the laboratory.
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