Medicine: Dated Chimpanzees

Ten years ago Professor Robert Mearns Yerkes Yale psychobiologist, set two male and two female chimpanzees up in housekeeping behind a high brick Yale fence. Assiduously Professor Yerkes watched the two couples grow up, learn the facts of life, breed, raise families. When Yale received money for an Institute of Human Relations building, the Yale chimpanzees got a penthouse because bossing and watching them was the nearest Professor Yerkes could get to what U. S. culture forbade him—bossing and watching a caged collection of men, women & children.

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