Insects are also among the 10 most dangerous things in the world. Just a Mosquito has the capacity of injecting pathogens into humans, so it causes the death of 725,000 people every year. That’s the main reason why this insect is considered of the most dangerous things. Another feature that makes mosquitoes dangerous is the huge quantity of horrible diseases that these insects may cause; one of them like Malaria, West Nile Virus, Rifta Valley Fever, Yellow Fever, lymphatic filariasis, Encephalitis and Zika.