Snakes

•Largest snakes in the world are members of the family Boidae, which includes the boa and the python. Some members of this family never attain a length of more than 0.6 m (2 ft), but the largest may grow to more than 9 m (30 ft). •Sea snakes have no gills and must rise to the surface for air, but they can remain underwater for several hours, obtaining dissolved oxygen from water that they swallow and eject. •Approximately 2500 different species of snakes are known. Approximately 20 % of the… More information...