King Cobra (Ophiophagus hannah)

The king cobra is the largest venomous snake is the world. Growing up to 16ft the king cobra feeds mainly on birds, rats, and other snakes. Though its venom is not the most potent the king cobra is immune to the venom of all other venomous snakes. The king cobra lives in the forests and marshes of East Asia; it also has the ability to burrow under ground. The king cobra’s main predators are mongooses and hawks.

Desert Horned Viper (cerastes cerastes)

This viper uses its sandy coloring to blend in with its desert environment and to ambush prey. It lives in the deserts of north Africa.The desert viper's diet consists of birds, mice, rats, and lizards. It grows to 50cm in length. Most scientist believe that the horn's purpose is to reduce glare from the sun because other vipers have this characteristic and they live in areas where the sun is intense.

Sea Krait (Laticauda colubrina)

The sea krait is the most venomous sea snake.It grows to 6.6ft. The sea krait makes its home in rocky shores, beaches, and undersea caves of southeast Asia and northern Australia. It spends most of its time in the reefs where it hunts eels and fish. Thanks to its paddle-like tail, the sea krait is an excellent swimmer.