Friday, June 17, 2011

Common bronze back(Dentrelaphis tristis)


(Non-venomous)A long graceful tree snake. Eyes large, lustrous, with rounded pupil and golden iris: tail about a third total length; scales smooth; dorsum unpatterned- or bronzy- brown, vertebral scales on neck and forehead yellow; with a buff flank stripe from neck to vent; light blue on neck between scales that is revealed during a display; belly pale grey, green or yellow. Inhabits open areas, such as disturbed forests, forest clearing and around human habitation in rural areas, especially on thatched roofs of house. Diurnal and arboreal, but also know to forage on land and at the edge of water. They can make long jumps between trees. Diet comprises frogs and lizards, and also bird eggs and insects. Oviparous, probably breeding continuously; clutches of 6-7 are deposited in tree hollows or deserted bird nests; eggs 10-12 * 29-39mm and incubation period 4-6 weeks, eggs hatching in June. Distributed throughout India, in addition to Pakistan, Sri Lanka and Nepal.

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