# What is the most dangerous animal to humans?

> The mosquito kills more people than everything else combined, but it is rarely the first answer anyone gives. Weigh it against hippos, crocodiles, big cats and snakes and decide what dangerous really means.

*By YPB Team · Published August 6, 2026 · https://youpick.best/ranking/what-is-the-most-dangerous-animal-to-humans*

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## Current results (0 votes)

1. **Mosquito**
   Carries malaria and dengue, and kills more people than any other animal.
2. **Hippopotamus**
   Africa's deadliest large animal, aggressive and startlingly fast.
3. **Saltwater Crocodile**
   An ambush predator that genuinely treats humans as prey.
4. **Lion**
   Individual man-eaters have killed dozens, and the reputation stuck.
5. **Tiger**
   Historically the big cat responsible for the most human deaths.
6. **Black Mamba**
   Africa's fastest snake, with venom that kills within hours.
7. **Box Jellyfish**
   Carries some of the most potent venom in the ocean.
8. **African Elephant**
   Immensely powerful and dangerous when it feels crowded.
9. **Cape Buffalo**
   Nicknamed the widowmaker for ambushing those who wound it.
10. **Great White Shark**
   Rare attacks, enormous fear, outsized reputation.
11. **Grizzly Bear**
   A defensive mother bear is among the most dangerous encounters in North America.
12. **Deathstalker Scorpion**
   One of the most venomous scorpions in the world.
13. **Tsetse Fly**
   Spreads sleeping sickness across sub-Saharan Africa.
14. **Polar Bear**
   The one bear that will actively hunt a human.

Tags: nature, animals, all-time