title: Behavior. Who are more helpful, humans or chimpanzees?
authors.affiliation: Department of Anthropology, University of California, Los Angeles, CA 90095, USA. jsilk@anthro.ucla.edu
authors.forename: Joan B
authors.initials: JB
authors.lastname: Silk
mesh_terms: D000533:Altruism; D000818:Animals; D001522:Behavior, Animal; D002675:Child, Preschool; D003299:Cooperative Behavior; D006379:Helping Behavior; D006801:Humans; D009042:Motivation; D002679:Pan troglodytes / Q000523:psychology*