Friday, June 25, 2010

පලා පොළඟා[Palaa Polaga]Green Pit Viper (Trimeresurus trigonocephalus)

Green Pit Viper is a moderately venomous endemic snake to Sri Lanka. It is arboreal and nocturnal, occasionally descending to the ground in search of food comprises of frogs, small mammals and birds. This sluggish pit viper is usually encountered on low shrubs during morning hours. It is widely distributed in all three climatic zones of the island except higher hills and arid zones while relatively much common in wet zone grasslands and rain forest areas and occasionally in plantations. It produces live young most of the time during months of June-July. When threatened vibrate its tail and lashes out to bite seldom with hissing sound.

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