1. King Cobra
   Tiger Snake
2. Saw-scaled viper
   Inland Taipan

Take a good look at this snake and remember what it looks like! The saw-scaled viper is responsible for more human deaths each year than any other snake. Although the venom isn't the strongest, the snake inhabits parts of India and the Middle East and is often found in populated areas.

1. King Cobra
   Faint-Banded Sea Snake
2. Black Mamba
   Tiger Snake

The king cobra can take down an elephant. How? It delivers enough neurotoxins to kill an Asian elephant, as well as half the humans it bites. The king cobra is also the world's longest venomous snake, reaching up to 18 feet.

1. Black Mamba
   Faint-Banded Sea Snake
2. Eastern Brown Snake
   Tiger Snake

Although this may not be the biggest, it is surely one of the deadliest. The size of the tiger snake varies depending on the niche they inhabit in Southern Australia and Tasmania. They adapt their size to the prey that is readily available. It kills victims with a potent mixture of neurotoxins, coagulants, hemolysins and myotoxins.

1. Boomslang
   Fer-de-lance
2. Inland taipan
   Mamushi

Stay as far away from this one as possible because one bite, and you could be dead in an hour. This reptile is often referred to as the "fierce snake." Its paralyzing venom causes hemorrhaging in blood vessels and muscle tissues.

1. Copperhead
   Faint-Banded Sea Snake
2. Fer-de-lance
   Mamushi

Thank goodness that a bite by this snake is relatively rare for people since its bite is said to be 100 times more deadly than the inland taipan. This snake is native to the Indian and Pacific oceans.

1. Black Mamba
   Cooperhead
2. Gaboon Viper
   Horned Viper

It's fast. It's deadly. And its bite can kill you in less than 30 minutes. The black mamba can move at speeds of up to 12.5 miles per hour. This snake is known for using its lethal fangs to repeatedly stab those unfortunate enough to get in its way, adding more poison with each bite.

1. Cooperhead
   Yellow-Bellied Sea Snake
2. Mamushi
   Boomslang

With a yellow underside and yellow rising up on its tail, you can see this viper from a distance, and you shouldn't get any closer. This deadly serpent can be found in tropical waters around the world - including those near California.

1. Mamushi
   Gaboon Viper
2. Horned Viper
   Boomslang

Native to Africa, boomslangs have incredibly effective camouflage as they dwell in the sub-Saharan trees. The meaning of its name comes from the two Afrikaans words where boom means "tree" and slang means "snake."

1. Horned Viper
   Mamushi
2. Cooperhead
   Indian Cobra

It's as plain as the nose on your face. This snake has horns, thus it's called the horned viper. This species of venomous snakes is native to North Africa and the Middle East. The horns are modified scales which protect the snake's eyes from sand and also help it with camouflage.

1. Indian Cobra
   Hook-Nosed Sea Snake
2. Cottonmouth
   Gaboon Viper

This highly venomous hook-nosed sea snake lives along the coast of South Asia. Thankfully, its preferred prey is fish ... so far.

1. Cottonmouth
   Copperhead
2. Many-Banded Krait
   Gaboon Viper

The many-banded krait is the most venomous Asian snake. It is a nocturnal snake, meaning that during the day it stays hidden under stones or in holes. The venom from one bite is enough to kill two dozen men!

1. Indian Cobra
   Cottonmouth
2. Eastern Brown Snake
   Common European viper

The eastern brown snake is native to Australia. It's no mate of the Australians because its bite kills more people there than any other snake, according to the Australian Reptile Park.

1. Copperhead
   Gaboon Viper
2. Dubois's sea snake
   Indian Cobra

Sea snakes are air-breathing reptiles and must come to the surface to breathe, however they can spend from 30 minutes to two hours diving between breaths. So don't think you're safe if you don't see them, they may be swimming below your feet!

1. Gaboon Viper
   Mamushi
2. Indian Cobra
   Cottonmouth

The largest vipers in Africa, gaboon vipers, are lethargic and placid-natured. These broad-headed serpents are slow and rarely bite people. Nevertheless, their venom is lethal, so steer clear of them.

1. Mamushi
   Red-bellied Black Snake
2. Golden Lancehead
   Western Diamondback Rattlesnake

In Japan they have recorded 2,000 to 3,000 people getting bitten by mamushi each year. The severe bites require intensive care, and approximately 10 victims die annually.

1. Eastern Green Mamba
   Vipera Aspis
2. Western Diamondback Rattlesnake
   Common Death Adder

You would know that “rattle” sound anywhere, it's one of the most recognizable and scariest sounds in nature. Over 8,000 people are bitten by rattlesnakes in the United States each year. On average, fewer than 10 snakebite deaths are reported.

1. Cottonmouth
   Common Death Adder
2. Vipera Aspis
   Golden Lancehead

Cottonmouth snakes, like all pit vipers, have heat-sensing pits on their faces, between their eyes and nostrils. The name "cottonmouth" comes from the white coloration of the inside of the snake's mouth.

1. Indian Cobra
   Eastern Green Mamba
2. Golden Lancehead
   Red-bellied Black Snake

The Indian cobra is one of the snakes responsible for most of human fatalities by snakebite in India. These cobras are easily identified by their large and quite impressive hood. They expand their hoods when feeling threatened, showing the famous hood mark.

1. Common Death Adder
   Golden Lancehead
2. Eastern Green Mamba
   Common European Viper

The common death adder is one of the most venomous land snakes in Australia and globally. Its bite contains highly toxic neurotoxin which can cause paralysis or even death. It can deliver the fastest strike among all venomous snakes recorded in Australia.

1. Golden Lancehead
   Common Garter Snake
2. Ribbon Snake
   Copperhead

The copperhead snake accounts for the largest number of snake bites in the US every year. Bite symptoms include intense pain, tingling, throbbing, swelling and severe nausea.

1. Vipera Aspis
   Golden Lancehead
2. Ribbon Snake
   Eastern Coral Snake

It's called Ilha da Queimada Grande, better known as "Snake Island," and it's home to 2,000 golden lancehead vipers off the coast of Brazil. These snakes are so venomous that even if you get a dose of anti venom right after you're bitten, you're probably still going to die.

1. Eyelash Viper
   Common Garter Snake
2. Eastern Green Mamba
   Monocled cobra

The eyelash viper is a venomous pit viper species found in Central and South America. Small and living in trees, this species is characterized by a unique set of scales over its eyes that resemble 'eyelashes'.

1. Ribbon Snake
   Common Garter Snake
2. Eastern Coral Snake
   Monocled Cobra

The venom of the monocled cobra is one of the fastest acting of venomous snakes. Monocled cobras are prized for their magnificent hood, which sports circular markings that resemble eyes.

1. Egyptian Cobra
   Massasauga
2. Macrovipera Lebetina
   Eastern Green Mamba

The massasauga is a pit viper and is venomous. The adults are not large, ranging from 24 to 30 inches in length, and can be found in Midwestern North America from southern Ontario to northern Mexico, and parts of the United States.

1. Eastern Green Mamba
   Egyptian Cobra
2. Common Garter Snake
   Macrovipera Lebetina

The eastern green mamba is a large, tree-dwelling, highly venomous snake species. Because of its coloration, it's very well camouflaged in trees or bushes, thus it is rarely found in open terrain.

1. Common Garter Snake
   Macrovipera Lebetina
2. Red-Bellied Black Snake
   Timber Rattlesnake

The red-bellied black snake is native to eastern Australia. Though its venom is capable of causing death, a bite from it is not generally fatal. This small woodland snake ranges from four to 10 inches long.

1. Egyptian Cobra
   Vipera Aspis
2. Timber Rattlesnake
   Banded Krait

You can recognize the vipera aspis by its head, which is broad, triangular and quite distinct from the neck. The tip of the snout is slightly but distinctly upturned. Its bite, deadly.

1. Banded Krait
   Acalyptophis
2. Macrovipera Lebetina
   Timber Rattlesnake

You won't forget a timber rattlesnake if you meet one while hiking. They have the characteristic rattles on the end of their tail and are large, heavy-bodied snakes. These rattlesnakes hibernate during cold weather and congregate in dens in mountainous areas.

1. Macrovipera Lebetina
   Fer-de-lance
2. Mulga Snake
   Black-Banded Sea Krait

Australian has its share of venomous snakes, and one of them is the mulga snake. You don't need to take out a measuring tape, just looking at the mulga snake you'll know it's one of the longest venomous snakes in the world.

1. Macrovipera Lebetina
   Acalyptophis
2. Fer-de-lance
   Banded Krait

The fer-de-lance is believed to be one of the most dangerous snakes in the Western Hemisphere. You may also know it as terciopelo or Bothrops asper. Found from southern Mexico to northern South America this slithering terror is distinguished by a small sensory pit between each eye and nostril and broad triangular head.

1. Macrovipera Lebetina
   Brown Spotted Pit Viper
2. Egyptian Cobra
   Crotalus Cerastes

The reason why the bite of the macrovipera lebetina is so toxic is that the teeth remain in the prey so a substantial amount of poison can be released. Despite the size of this viper, it can still climb into trees.

1. Crotalus Cerastes
   Acalyptophis
2. Banded Krait
   Bothrops Jararacussu

The crotalus cerastes, also known as the horned rattlesnake and sidewinder rattlesnake, is a venomous pit viper species found in the desert regions of the southwestern United States and northwestern Mexico. It travels across sand extremely quickly.

1. Acalyptophis
   Common European Viper
2. Egyptian Cobra
   Horned Viper

The Egyptian cobra is a venomous snake and one of the largest cobra species found in the African continent. Its other common name is Cleopatra's asp, due a story that Cleopatra committed suicide by being bitten by an Egyptian cobra.

1. Bothrops Jararaca
   Brown Spotted Pit Viper
2. Acalyptophis
   Common European Viper

Bothrops jararaca — known as the jararaca — is found in southern Brazil, Paraguay and northern Argentina. The unusual name, jararaca, is derived from the Tupi words yarará and ca, which mean "large snake".

1. Beaked Sea Snake
   Brown Spotted Pit Viper
2. Rhabdophis Tigrinus
   Belcher's Sea Snake

Try not to explore abandoned houses or farms in Asia, this species inhabits mountainous or cultivated areas and is frequently found in those dwellings. It is mainly nocturnal and great care should be taken when around one, as it is very aggressive and its poison can be fatal.

1. Rhabdophis Tigrinus
   Belcher's sea snake
2. Saw-scaled viper
   Inland Tiapan

Don't be fooled by its timid nature. Although the Belcher's sea snake (also known as the faint-banded sea snake) is reticent to bite, when it does it has one of the most venomous bites among sea snakes.

1. Puff Adder
   Macrovipera Lebetina
2. Mamushi
   Common Garter Snake

The puff adder (Bitis arietans) is found in African Savannah and grasslands. Once you see the defensive S-shaped posture and hear the loud hiss when this venomous viper is disturbed, RUN the other way. It's a warning, but don't wait for the strike.

1. Common Garter Snake
   Timber Rattlesnake
2. Gaboon Viper
   Bothrops alternatus

Bothrops alternatus, a pit viper species, is venomous and can be found in Brazil, Paraguay, Uruguay and Argentina. "Alternatus", which is Latin for "alternating" references to the staggered markings along the body. Although its bites are rarely fatal, they will cause severe tissue damage.

1. Saw-scaled viper
   Common Garter Snake
2. Black-Banded Sea Krait
   Vipera Aspis

Let's end this quiz with the least poisonous snake. Common garter snakes are relatively harmless, although some species do possess a mild neurotoxic venom. However, garden snake saliva can be deadly to snails, salamanders and other animals they eat.