4. Deathstalker Scorpion
This species of scorpion can be easily found in the deserts of Africa and Asia. When it comes to scorpions in general, the smaller the size, the stronger the venom, since they cannot protect themselves with their claws but have to rely on venom. The Deathstalker scorpion is only about 5cm long, and they are considered the most venomous scorpion in the world. Their poison will cause you pain, convulsions, paralysis and fever, which will then lead to death.