English Name : Common Vine Snake
Scientific Name :Ahaetulla nasuta
Tamil Name : Pachai pambu
Description: It is long, slender and smooth scaled. Extremely pointed head has extended snout with a large eye and a horizontal pupil which is rare in snakes. Its tail is long and thin. It has a uniform parrot green colour with a white or yellow line separating the upper body scales from belly scales. The underside is light green or yellow.
Distribution and status: Throughout India (except in the Northwest and the gangetic plain). Common
in its arboreal habitat in peninsular India.
Habitat: Usually seen on low bushes or trees and rarely seen on the ground. An inhabitant of the plains and lowlands bur recorded up to 1,800 m.
Habit: Diurnal. When excited, the inflated neck and body reveal the black and white interscale colour give it a banded appearance. They depend on their shape and colour for camouflage. They can move at a fair speed. When disturbed they can open their mouth menacingly. During the breeding season they bunch together and hang from branches.
Food: Feeds mainly on lizards, frogs, small birds and mice. It is rear fanged and mildly venomous.
Life cycle: Up to 23 young are born in March- December. Female generally drops the babies wherever she is including low lying shrubs. Gives birth to live young. Sometimes young are seen catching and eating fish.
Role in the environment: Due to its arboreal nature, it plays a major role as predator in the trees. Sometimes it is also preyed on by other animals like birds of prey.
Photo source: Dr.J. Subramanean