title: Observations on the vocal behaviour of free-ranging squirrel monkeys (Saimiri sciureus).
mesh_terms: D000374:Aggression; D000819:Animal Communication; D000818:Animals; D005260:Female; D000882:Haplorhini; D006801:Humans; D008297:Male; D009043:Motor Activity; D012930:Social Dominance; D014828:Vocalization, Animal