title: Nocturnal vocalizations by squirrel monkeys (Saimiri sciureus).
authors.affiliation: Laboratory of Comparative Ethology, National Institute of Child Health and Human Development, Bethesda, Md.
authors.forename: D
authors.initials: D
authors.lastname: Symmes
authors.forename: P
authors.initials: P
authors.lastname: Goedeking
mesh_terms: D000818:Animals; D002427:Cebidae / Q000502:physiology*; D002940:Circadian Rhythm; D003624:Darkness; D005260:Female; D008027:Light; D012453:Saimiri / Q000502:physiology*; D014828:Vocalization, Animal