Mosquitoes are responsible for spreading diseases like malaria, dengue fever, Zika virus, and West Nile virus, causing millions of deaths each year.
Found in the waters of the Pacific and Indian Oceans, box jellyfish possess venomous tentacles that can cause heart failure, paralysis, and even death.
As the largest living reptile, saltwater crocodiles are aggressive predators. They are responsible for numerous attacks on humans in their habitats, especially in Australia.
Despite their majestic appearance, African elephants can be extremely dangerous, especially when they feel threatened. They can charge and trample humans, causing severe injuries or death.
Also known as African buffalo, they are responsible for causing more deaths in Africa than any other large animal. They are known for their aggressive behavior, especially when their herd is threatened.
These brightly colored frogs found in Central and South America possess potent toxins on their skin. Their toxins can cause paralysis or even death if ingested or if they come into contact with open wounds.
Despite their herbivorous nature, hippos are highly territorial and can be extremely aggressive. They are responsible for numerous human deaths in Africa, especially when encountered in water.
As apex predators, lions are known for their strength and hunting prowess. Although attacks on humans are relatively rare, they can occur, particularly in close proximity to their natural habitats.