Pit viper beongs to ?
Ans. is 'd' i.e., Crotalidae Poisonous snakes are divided into six families: Viperidae - Russell's viper, gaboon viper, saw scaled viper, puff adder. They are found in all pas of world except America. Crotalidae - Rattlesnakes, pigmy rattlesnakes, copperheads, pit viper & bush master. They are found in Asia and America. Elapidae - Cobras, kraits, mambas, tiger snake, death adder, copperhead snakes and coral snakes. They are found in all pas of world except Europe. Hydrophidae or sea snakes - All sea snakes are poisonous but they seldom bite. Colubridae - Boomslangs, bird snake of the African continent. Atractaspididae - African & Middle Eastern burrowing asps or stiletto snakes.
Viperidae
Elapidae
Sea snakes
Crotalidae