15 Most Dangerous Animals You’ve Never Heard of


It’s not just humans out there that gives us mixed vibes but also species of animals. They’re usually not so easy to spot and those are considered the dangerous ones. You may think that they’re cuddly, sweet and innocent but once you encounter these dangerous animals, it can be deadly.

Don’t be fooled because they often don’t show their true colors. Check out our list of dangerous animals you probably haven’t heard of.

#1. Sea Wasp

Photo Source: kimbis25.tumblr.com

Photo Source: kimbis25.tumblr.com

It is a member of the box jelly fish species and is one of the most deadly jellyfishes in the world. The sea wasp’s tentacles are covered with millions of explosive cells which, on contact, will release darts injecting powerful venom. If not treated within minutes, it can kill humans.

#2. Pufferfish

Photo Source: telegraph.co.uk

Photo Source: telegraph.co.uk

The pufferfish is the second most poisonous vertebrates in the world just after the Dart Frog. Pufferfsh is a popular delicacy in Japan but their poison comes from organs and the skin.

#3. Blue Ringed Octopus

Photo Source: slate.com

Photo Source: slate.com

Its venom is similar to a toxin that is found in pufferfish and dart frogs, tetrodotoxin. It is 1200 more toxic than cyanide which can cause motor paralysis and respiratory arrest minutes after exposure to the venom. This will lead to cardiac arrest due to lack of oxygen.

#4. Giant Silkworm Moth

Photo Source: flickr.com

Photo Source: flickr.com

The Giant Silkworm Moth hails from South America. It’s a caterpillar but in moth form. When you touch it, the toxin will interact with the body which will lead to numerous bad side effects that can even lead to death.

#5. Cone Snail

Photo Source: regaltribune.com

Photo Source: regaltribune.com

The cone snail, upon stepping on it, you will feel the paralysis setting in. There isn’t currently a cure of the cone snail’s venom but you can’t feel the sting. There will be a good chance that you will die before even the venom wears off.

#6. Giant Anteater

Photo Source: buzzfeed.com

Photo Source: buzzfeed.com

The giant anteater may look like it only wants a hug, but it will more likely disembowel you with his claws. It can kill humans with just one swipe that even the toughest animals like jaguars and pumas don’t come near giant anteaters.

#7. Slow Loris

Photo Source: news.yahoo.com

Photo Source: news.yahoo.com

The slow loris might look innocent but poison excretes from its elbows. When he feels threatened, he will lick them and then bite you. Some humans die upon contact while other suffer from anaphylactic shock.

#8. The Stonefish

Photo Source: factzoo.com

Photo Source: factzoo.com

The stonefish’s stings are painful that their victims sometimes demand that the affected limb should be amputated. Stonefish is considered the most venomous fish in the entire world.

#9. Dart Frog

Photo Source: fizzoid.com

Photo Source: fizzoid.com

Also known as the golden poison arrow frog that hailed from the rainforest of the Pacific coast of Colombia, the dart frog’s skin is coated in alkaloid poison. It prevents the nerves from transmitting impulses. One contact with this poisonous frog will lead to heart failure and fibrillation.

#10. Leopard Seals

Photo Source: Wikipedia.org

Photo Source: Wikipedia.org

They’re just as dangerous as killer whales. Leopard seals are known to eat and kill humans that are swimming in the water especially when they’re very hungry.

#11. Brazilian Wandering Spider

Photo Source: gomeo.co.uk

Photo Source: gomeo.co.uk

It seeks cover from daylight places so they can hide in cars, clothes, boots and many more. It can hunt you wherever you live. The Brazilian wandering spider is the most venomous spider in the world since it uses PhTx3, a neurotoxin that causes loss of muscle control and breathing problems. It will lead to paralysis and asphyxiation. Its venom has also caused Priapism that can lasts for hours which leads to impotence.

#12. Siafu Ants

Photo Source: viralnova.com

Photo Source: viralnova.com

Luckily, these ants are only present in Africa but if you encounter these, it might be the last confrontation of your life. Siafu ants are aggressive and they’ve killed thousands of people.

#13. Marbled Cone Snail

Photo Source: gssroom6.blogspot.com

Photo Source: gssroom6.blogspot.com

The marbled cone snail belongs to a group of predatory sea snails. It uses harpoon-like structures that has a hollowed, barbed tooth. Once it attack its prey, it extends its harpoon and fires the tooth which then injects the venom. The prey will be paralyzed while the snail retracts it into its mouth. Some serious symptoms also include vomiting, intense pain and numbness. Severe cases can lead to muscle paralysis, changes in vision and respiratory failure.

#14. King Cobra

Photo Source: animalwonder.com

Photo Source: animalwonder.com

The king cobra is the most famous snakes in India and is known to be the most venomous snake in the world. It bites its prey with a deadly venom. The venom attacks the central nervous system then gives the victim vertigo, paralysis, blurred vision and then slips into a coma.

#15. Pfeffer’s Flamboyant Cuttlefish

Photo Source: eversostrange.com

Photo Source: eversostrange.com

The Pfeffer’s flamboyant cuttlefish will instantly kill you if you encounter one of these in Australia or New Guinea.

#16. White-Footed Deermouse

Photo Source: greglasley.com

Photo Source: greglasley.com

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It is found in Canada and North America and while they may seem cuddly, they the white-footed deermouse carries a deadly disease known as the Hantavirus.