Development of Communication between Young Rhesus Monkeys

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Science  18 Sep 1959:
Vol. 130, Issue 3377, pp. 712-713
DOI: 10.1126/science.130.3377.712


A communication situation is described in which the rewards of both members of a pair of monkeys cannot exceed chance levels unless the operator monkey responds to cues provided by the informant monkey which indicate the location of food. Performance under these test conditions improved progressively to levels consistently above chance.