Cobra is a highly venomous snake that is
accountable for large number of human mortalities annually. It is diurnal and
terrestrial in habits though some nocturnal activities are also known. However it may climb trees in search of prey and also can swim well. It
inhabits forests, plantations, paddy fields etc. most of the time close to
human habitations. It feeds basically on rodents and varies other small animals
(Rats, lizards, other snakes, frogs, birds and their eggs, etc). It is also cannibalistic. In Sri Lanka Cobra is common in all over the island except
in higher hills. It has neurotoxic venom.