Why do mosquitoes make noises when approaching human ears?

Arab Weather - Picnics and outdoor sessions abound in the summer, especially the outdoor sessions in the evening when the nice weather prevails, but there is a summer visitor spoils our enjoyment of summer evenings, the bloodsucking mosquitoes sense the presence of humans and circulate around us and make an annoying noise near our ears, so do the mosquitoes deliberately make a sound when Close to human ears?

This humming sound is caused by a female mosquito

Often this sound that you hear comes from a female mosquito, because the male and female mosquitoes live completely different lives, where the male mosquitoes usually feed on the nectar of flowers and do not care much about humans, while the female mosquito needs to find a blood meal after mating in order to obtain They need enough food to produce eggs, and God Almighty has deposited amazing sensors in female mosquitoes to find their victims.

How does a female mosquito sense the presence of humans

From a distance, the female mosquito senses the plumes of carbon dioxide that we exhale with our breath when we breathe out, the carbon dioxide stimulates the female mosquito to start looking for a victim, and it flies back and forth to follow the CO2 concentration gradient until it approaches a target.

In other words, mosquitoes buzz around our heads because that's where most of the carbon dioxide we take out with our breaths. As the female mosquito approaches humans, senses body temperature to locate the victim, the female mosquito uses taste sensors on her feet to determine whether a human, or any animal, carries blood suitable for use as a nutritious meal.

Why do mosquitoes humming when approaching human ears?