Chimpanzees and Humans Mimic Pupil-Size of Conspecifics

Group-living typically provides benefits to individual group members but also confers costs. To avoid incredulity and betrayal and allow trust and cooperation, individuals must understand the intentions and emotions of their group members. Humans attend to other's eyes and from gaze and pupil-s...

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Bibliographic Details
Main Authors: Kret, Mariska E., Tomonaga, Masaki, Matsuzawa, Tetsuro
Format: Online
Language:English
Published: Public Library of Science 2014
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4139319/