Enhydris plumbea (Boie, 1827) |
|
Order Suborder |
Squamata 有鱗目 Serpentes 蛇亞目 |
Family | Colubridae 游蛇科 |
Genus | Enhydris 水蛇屬 |
Species | Enhydris plumbea |
Other name | Rice Paddy Snake, |
Chinese name | 水泡蛇 |
Total length | 35 - 45 cm, some but rarely reach 60 cm. |
Description | Back olive-green. Ventrals yellowish or whitish in adults, bright yellow with or without black dots in juveniles. Head spade-shaped. Nostrils open on top of snout. Eyes protuberant. A think black line extends from vent to tail tip. Tail Short. Scale smooth. With two enlarged rear fangs. Mildly venomous, bites cause slight swelling. Resembles Anderson's Stream Snake (Opisthotropis andersonii), but separated by its stout body, smooth scales, large rounded head and lowland habitat. |
Habitat | Aquatic, lowland species. |
Behaviour | Nocturnal. May wander overland on rainy nights. If disturbed, will dive into the muddy bottom. Will flatten its body and snap viciously when handled roughly. If then placed on the ground, will assume a S-shaped and make a series of jumps to escape. |
Diet | Eats mainly frogs and tadpoles, also fishes. Accepts dead fish in captivity. |
Reproduction | Viviparous. Reported to give birth to 9 - 12 young snakes in Hainan. Total length about 13 cm. A captive female gave birth to 5 young snakes. |
Distribution | Widely distributed in Hong Kong, including several islands: Lantau, Cheung Chau, Peng Chau, Lamma, Ping Chau, Shek Kwu Chau. Occurs in southern China, Taiwan and Southeast Asia. |
Conservation Status | IUCN Redlist: NE (Not Evaluated) China Redlist: Least Concern |