Mosquito-borne diseases can be fatal. That is why it is essential to keep mosquitoes away from your homes. There is a striking difference in the appearance of different species of mosquitoes but basically all mosquitoes have long legs, a single pair of wing and have tiny scales on their bodies. They are small generally from 3mm to 9mm. If you see mosquitoes around your home or feel mosquito bites or rashes on your skin, you should act swiftly or mosquito-borne diseases will start gripping you soon.