title: Evolution. How cooperation defeats cheats.
authors.affiliation: Department of Zoology, University of Cambridge, Downing Street, Cambridge, CB2 3EJ, UK.
authors.forename: Claire N
authors.initials: CN
authors.lastname: Spottiswoode
mesh_terms: D000374:Aggression; D000818:Animals; D005075:Biological Evolution; D001947:Breeding; D003299:Cooperative Behavior; D009425:Nesting Behavior; D046109:Passeriformes / Q000502:physiology*