• Social Evaluation Strategies of Chimpanzees in a Puzzle Box Task

    Research Report by Stefanie Keupp & Esther Herrmann Introduction The aim of our study was to investigate the social evaluation abilities of chimpanzees in the context of puzzle box tasks. We sought to understand how chimpanzees form impressions of their peers’ competence, and how these impressions influence their partner choice in competitive and cooperative settings. […]

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