
No matter how big the room is or whether you are sleeping in an open place, mosquitoes find the person. If this question comes to mind many times, how does a mosquito find out the location of a person, then there is a need to understand its science. Many things help mosquitoes to reach humans. Even in the dark, mosquitoes reach your ears and start buzzing. Science says that the reason behind this is carbon dioxide, body heat and smell.
Let us understand in simple language how all this happens. Science says that the carbon dioxide released from the human body acts as a signal for mosquitoes, due to which they get attracted towards humans.
How does a mosquito find a person?
- carbon dioxide: When a person breathes, oxygen reaches the body and he releases carbon dioxide. Mosquitoes are sensitive to this gas. They are so attracted towards carbon dioxide that they track it and reach humans. This proves to be the first signal to find the person.

The smell coming from human body is also like a GPS for mosquitoes.
- Human warmth: The second big factor is heat. Mosquitoes have this quality that they identify humans by their body heat. They have special types of sensors. The human body releases heat, whether it is in darkness or light. Mosquitoes are expert in finding warm areas, whether there is darkness around the person or not. This heat emanating from the human body proves to be a heat map for mosquitoes.
- Different types of smells: The smell coming from the human body is also like a GPS for mosquitoes, with the help of which they reach the person to bite. Human skin emits the smell of many types of chemicals, which mosquitoes like. Like- lactic acid, ammonia. Different types of smells come from every person's body.
Why do mosquitoes bite some people more?
Mosquitoes do not bite every person equally. It is more attracted towards certain types of body odor. This is the reason why mosquitoes bite some people more and others bite less. It depends on whose body odor the mosquitoes are liking. Sweat and odor together create that situation. This also decides whether the mosquito will come close or not.

The smell coming from human body is also like GPS for mosquitoes.
Why do mosquitoes become active at night?
It has been proved in many researches that mosquitoes are most active at night, this is due to their biological clock. Just as humans are active during the day, mosquitoes are also active at night. They like to bite a person when the person is resting because it is easier for them to bite due to less movement of the person.
Only female mosquitoes bite
The work of biting humans is done by female mosquitoes. This happens because the female mosquito needs protein to make eggs in the body and she gets that protein from human blood. The mosquito has a needle-like part in its mouth which it pricks the human skin and drinks blood. Mosquitoes release their saliva into the human body and this causes itching and disease.
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