Columbia subject headings:
Lemurs--Behavior.
Lemurs--Ecology.
Mammals--Behavior.
Mammals--Ecology.
Mammals--Madagascar.
Harvard subject headings:
Lemurs--Behavior
Lemurs--Ecology.
Mammals--Behavior
Mammals--Ecology
Mammals--Madagascar.
Princeton subject headings:
Lemurs--Behavior.
Lemurs--Ecology.
Mammals--Behavior.
Mammals--Ecology.
Mammals--Madagascar.