Leptodactylidae - Information from Wikipedia on this family of frogs from Central and South America. Monte Iberia Eleuth - Information from Wikipedia on this frog, Eleutherodactylus iberia, which is the smallest living frog in the northern hemisphere. AmphibiaWeb: Eleutherodactylus iberia - Information on this frog from east Cuba which is classified as critically endangered, its population, habitat, ecology, threats and conservation measures. Darwin’s Frog: Rhinoderma darwinii - Photographs, video clips and information from ARKive including classification, status, description, range, habitat, biology, threats and conservation. Gray Wood Frog: Batrachyla leptopus - Photographs and information from ARKive including classification, status, description, range, habitat, biology, threats and conservation. Water Frog: Telmatobius peruvianus - Photographs and information from ARKive including classification, status, description, range, habitat, biology, threats and conservation. Challhuaco Frog: Atelognathus nitoi - Photographs and information from ARKive on this species endemic to north-west Patagonia. Itatiaia Highland Frog: Holoaden bradei - Photograph and information from ARKive on this species endemic to south-eastern Brazil.