Why do we feel after the mosquito bite itch?

When mosquitoes bite people and suck the blood of a mosquito's blood mixed with saliva, mosquito saliva to facilitate blood sucking mosquitoes, and who make itching is the mosquito saliva

Did you know that mosquitoes that bite humans or animals is the female mosquito?

female mosquitoes suck blood to help the mosquitoes lay their eggs because if not the blood sucking mosquitoes can not lay eggs. needs to know that female mosquitoes suck blood twice his body weight they can suck up to five times throughout his life and mosquitoes will continue to lay eggs. whereas male mosquitoes only suck water and plants.