15 Extremely Dangerous Snakes That You Should Know


Here is the list of 15 extremely dangerous snakes that you should know so that you can avoid encountering them. In case you travel to different places, you will meet different species of animals that you haven’t seen before. If you venture through the forests or mountains, types of venomous snakes are what you should learn first. So, here are some of the most dangerous snakes that you should be aware of.

15King Cobra

Being the world’s longest venomous snake, King Cobra has a maximum length of around 5.7 meters. This type of snake is found in forests from India through Southeast Asia. You can recognize the King Cobra by its size and hood as they are larger than other cobras. The hood of the king cobra is longer and narrower. The other thing to remember about King Cobra is the chevron stripe on the neck instead of double of single eye shape.

14Eastern Green Mamba

Eastern green mamba is a highly venomous snake that you don’t want to face. However, the good thing is this snake is shy and elusive which is rarely seen in the open. But, if you got bitten, the symptoms of envenomation are swelling, dizziness, and nausea.

13Black-Banded Sea Krait

The black-banded sea krait is the type of water snake that is found in most of the warm waters of the Pacific Ocean. It has a short head, thick trunk, and no easily discernible neck. The bite of this snake is highly venomous, and the venom also paralyzes the prey. The venom of a black-banded sea krait is 10 times stronger than a cobra’s which is extremely dangerous. The good thing is that they don’t bite humans unless they feel threatened. So, that is a fortunate thing to know.

12Pit Viper

The Crotalinae, aka pit vipers are the venomous snakes found in Eurasia and the Americas. Usually, they are not active during the daytime. They avoid daytime temperature as their heat-sensitive pits are way more active in a cooler environment. So make sure you are careful while venturing at night.

11Green Anaconda

The green anaconda is known to be the world’s heaviest and one of the world’s longest snakes. These snakes are good swimmers, and they prey on a wide variety of animals. They are found in South America, Colombia, Venezuela, Ecuador, Brazil, Bolivia, and more.

10Rainbow Boa

With rainbow glare in the light, the name Rainbow boa was given to this snake. They are deadly hunters, and they hunt birds, mammals, and more. They are found in Central and South America.


We all know the rattlesnake since it is a unique snake that can make sounds from its tail. This type of snake is a predator that lives in a wide array of habitats, and hunts small animals. If their tail rattles, that means the snake gives you the warning sign not to get any closer. And if you insist to threaten the snake, their bite can be fatal if not being treated on time.

8California Kingsnake

California kingsnakes have the same behavior as rattlesnakes except they are harmless to humans. These snakes normally kill their prey through suffocation. However, if you try to handle it, it is common for the snake to bite as well as excrete musk and fecal contents.

7Death Adder

Death adder is one of the most venomous snakes in the world. They prey on small mammals and birds as well as most snakes. The good thing is they tend to avoid humans. They only bite if provoked or threatened. Death adder has one unique trait as they give birth to live young, and those babies are even more venomous. You might ask why. It is because they don’t have control over their venom yet. In case of biting, those young death adders simply send all venom to the victim.

6Black Mamba

One main thing that you need to know about the black mamba is that they have a long striking distance. And they tend to bite more than once when they bite. The black mamba is fast, and very aggressive as well as deadly. Although they try to avoid humans, they will still bite and attack if provoked or threatened.

5Belcher’s Sea Snake

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Sea snakes are often venomous, especially this Belcher’s sea snake right here. They have deadly venoms, and their common victims are fishermen who encounter them when pulling nets from the ocean. These snakes are found throughout waters off South East Asia and Northern Australia.

4Inland Taipan

You might not encounter them in the wild, and they might not be aggressive. However, inland taipan has the most toxic venom of any land snake in the world. It is so venomous that it can kill an adult human within 45 minutes if not treated on time.

3Blue Krait

Blue kraits are found throughout Southeast Asia and Indonesia. The bite of them are fatal, but deaths occur within 6-12 hours of the bite. Although the victims make it to the hospital, the permanent coma and brain death may still occurs.

2Tiger Snake

Their venom can kill you within 30 minutes, their strike is extremely accurate and has a fatality rate of 60-70%. They are found in Australia, and their bite causes death by delivering localized pain, tingling, numbness, and more. No doubt why this is among the most dangerous snakes to look out for in Australia.


Daboia, known as Russell’s viper is a species of venomous snake found throughout the Indian subcontinent. It is one of the genera responsible for causing the most snakebite incidents and deaths among all venomous snakes. This type of snake becomes more active during the day and in cool weather. When threatened, they form a series of S-loops then raise the first third of the body, and produce a hiss. The bite may be a snap, or they may hang on for many seconds before letting go.

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