Columbia subject headings:
Amphibians--Behavior.
Amphibians--Latin America.
Amphibians--Reproduction.
Physalaemus pustulosus--Behavior.
Physalaemus pustulosus--Reproduction.
Harvard subject headings:
Amphibians--Behavior
Amphibians--Latin America.
Amphibians--Reproduction.
Physalaemus pustulosus--Behavior.
Physalaemus pustulosus--Reproduction.
Princeton subject headings: