Mythologically, the snake is said to be one of the first reptiles on planet Earth. Here is some information on the types of snakes present in the world.Snakes have played a major role in mythology, the common snake is called the 'snake', whereas any mythological snake can be regarded as a 'serpent'. The term serpent comes from Old French, which means 'to creep'.
Though snakes are generally thought to be poisonous, dangerous and basically a threat to mortality, there are various kinds of snakes, some of them non-poisonous.Venomous, or poisonous snakes use their fangs in its mouth to either kill or immobilize its prey. The snake uses venom and modified saliva to achieve this. There are venomous snakes in every family of snakes.Venomous snakes are classified into four families the Elapids, Viperids, Colubrids and Hydrophiidae.
The Elapids are found in the sub tropical and tropical regions around the world. They have a set of fixed hollow fangs which they use to inject the venom in their victim. Their size ranges from eighteen centimeters to upto five to six meters in length. There are two hundred and thirty one
species in this family. Some Elapids are kraits, king cobras, cobras, mambas, Australian copperheads and coral snakes.