Spontaneous altruism by chimpanzees and young children.
People often act on behalf of others. They do so without immediate personal gain, at cost to themselves, and even toward unfamiliar individuals. Many researchers have claimed that such altruism emanates from a species-unique psychology not found in humans' closest living evolutionary relatives,...
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
Public Library of Science (PLoS)
2007-07-01
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Series: | PLoS Biology |
Online Access: | http://europepmc.org/articles/PMC1896184?pdf=render |