Columbia subject headings:
Animal societies.
Mammals--Behavior.
Mammals--Ecology.
Primates--Behavior.
Primates--Ecology.
Social behavior in animals.
Harvard subject headings:
Animal societies
Mammals--Behavior
Mammals--Ecology
Primates--Behavior
Primates--Ecology.
Social behavior in animals
Princeton subject headings:
Animal societies.
Mammals--Behavior.
Mammals--Ecology.
Primates--Behavior.
Primates--Ecology.
Social behavior in animals.