title: Mothers know best.
authors.affiliation: School of Human Evolution and Social Change, Arizona State University, Tempe, AZ 85287 joansilk@gmail.com.
authors.forename: Joan B
authors.initials: JB
authors.lastname: Silk
mesh_terms: D000818:Animals; D000835:Animals, Wild / Q000502:physiology*; D001522:Behavior, Animal; D005260:Female; D008297:Male; D002679:Pan troglodytes / Q000502:physiology*; D012919:Social Behavior