Dengue fever has been epidemic in Tokyo.
In WHO (World Health Organization), the mosquito is said to be the most dangerous creature in the world.
The ranking that creatures kill human beings,
- Mosquito kills 720,000 people a year.
- Human being murders 470,000 people a year.
- Snake kills 50,000 people a year.
- Lion kills 100 people a year.
- Shark kills 10 people a year.
The mosquito is surprising to murder such a human being in the year.
However,
What will happen if a mosquito disappears from this world?
- Bacteria occur abnormally, and underwater oxygen disappears, and a creature cannot live.
- The plants which cannot be pollinated increase, and food decreases.
In fact, the mosquito is existence of necessary evil.
However, it is terrible.
The infection of the dengue fever still continues.
Let’s take action when going out.