Odorrana chloronota (Günther, 1876) Green Cascade Frog大綠蛙
Green Cascade Frog
(This species was once considered to be Odorrana livida. A study in Vietnam about the phylogeny and morphology of seven similar Odorrana species suggested that the Hong Kong species should be Odorrana chloronota.)
5 - 10 cm
Male are much smaller (usually two times smaller) than females
Back green; belly is white
All digits with well-developed adhesive discs and entirely webbed
A white line runs from the snout to the base of the foreleg
Habitat and Ecology
Forests; breed in pools, marshes, paddy fields and slow-flowing streams.
This species is able to secrete a milky fluid on its skin when disturbed. The secretion is toxic and caustic with pungent smell; it is able to kill other frogs.
Small insects, such as ants and crickets.
During rainy season but mainly between May and July.
(Please click to play)
Dark brown. About 30 mm.
Medium-sized, about 2.4 mm. Creamy white.
Distribution and Conservation
Distributed in New Territories (e.g Tai Po Kau, Tai Mo Shan), Hong Kong Island (Lung Fu Shan, Tai Tam Reservoir) and Lantau Island (e.g. Shek Pik). Widely distributed in northeastern India, Myanmar, Vietnam, central and southern China.