How Many Different Species Of Snakes Are There In The World?

In total, there are about 2,700 different species of snakes around the world. Out of these 2,700 species of snakes, only about 375 are considered to be poisonous and deadly. There are about ten species of snakes that live in the United States that are almost extinct.
Snakes are found in almost every country in the world. However, there are some countries that have no snakes. These countries include Antarctica, Ireland, Iceland, Greenland, and New Zealand. Snakes like to dwell in tropical areas and these five countries do not have an tropical climates that would be appealing to a snake.

Most snakes are found in tropical regions where there is plenty of warm sunshine (because they are cold blooded and depend on the sun to survive), water, and food. They prefer to live in forests, deserts, and prairies.

WHAT IS SNAKE?
Snakes are elongate legless carnivorous reptiles of the suborder Serpentes that can be distinguished from legless lizards by their lack of eyelids and external ears. Like all squamates, snakes are ectothermic amniote vertebrates covered in overlapping scales. .

snake - limbless scaly elongate reptile; some are venomous

snake - a deceitful or treacherous person

snake - move smoothly and sinuously, like a snake

snake - a tributary of the Columbia River that rises in Wyoming and flows westward; discovered in 1805 by the Lewis and Clark Expedition

form a snake-like pattern; "The river snakes through the valley"

snake - Hydra: a long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer

snake - move along a winding path; "The army snaked through the jungle"

snake - something long, thin, and flexible that resembles a snake

(wordnetweb.princeton.edu/perl/webwn)
WHAT IS THE MOST DANGEROUS SNAKES IN THE WORLD?
There are several species of venomous snakes spread throughout the world. Here is some interesting information about the most venomous snakes in the world.
                                             BLACK MAMBA

The black mamba (Dendroaspis polylepis) is the longest venomous snake in Africa, averaging around 2.5 meters (8.2 ft), and sometimes growing up to 4.3 meters (14 ft). Its name is derived from the black colouration inside the mouth; the actual colour of the skin varies, from dull yellowish-green to a gun-metal gray. It is the fastest snake in the world, capable of moving at 4.5 to 5.4 metres per second (16–20 km/h, 10–12 mph                                   KING COBRA                KING COBRA

Cobra is a venomous snake belonging to the family Elapidae. However, not all snakes comisturbed, most of these snakes can rear up and spread their neck (or hood) in a characteristic threat display.
                                                       TIGER SNAKE

Tiger snakes are a type of venomous serpent found in southern regions of Australia, including its coastal islands and Tasmania. These snakes are highly variable in their colour, often banded like those on a tiger, and forms in their regional occurrences. All populations are in the genus Notechis, and their diverse characters have been described in further subdivisions of this group; they are sometimes described as distinct species and/or subspecies.
                                                     KRAIT

Krait: This highly poisonous snake is found in Asia. It appears black or bluish-black in color with a white narrow cross-bands and a narrow head. Its average length is about 90cms. It is more active at night than during the day. It is 15 times more deadly than the common cobra. Its venom is a powerful neurotoxin, which causes the respiratory failure.
                                              RUSSELL'S VIPER

Russell’s viper: Russell’s viper is more commonly found in India, Sri Lanka, Malaysian Peninsula, Southern China, Sumatra, Java, Borneo and surrounding islands. It has a light brown body with three rows of black or brown splotches having white or yellow border. Its average length is about 1 meter. It is responsible for relatively more human deaths than any other types of venomous snake. While attacking, it coils tightly, hisses and strikes with such a high speed that its victim gets little chance to escape. Its venom is of hemotoxin type, which is a powerful coagulant, causing damage to blood cells and tissues.
                         Western Brown Snake (Pseudonaja nuchalis)

Western Brown Snake (Pseudonaja nuchalis): It is found in the grasslands, forests, deserts and gravelly plains. It is a native of Australia. It has a narrow black head and black neck. It may be black or light brown in color with narrow dark crossbars or a series of lighter bands around the body. It is about 1.5 meters in length. Its venom is neurotoxic.