title: News feature: The search for what sets humans apart.
authors.forename: Robert
authors.initials: R
authors.lastname: Frederick
mesh_terms: D000818:Animals; D001519:Behavior; D001522:Behavior, Animal; D003071:Cognition; D003299:Cooperative Behavior; D015186:Hominidae / Q000523:psychology; D006801:Humans; D012919:Social Behavior; D013045:Species Specificity