Elephantiasis is transmitted by mosquitoes. This disease is widely spread all over the world. About 120 million people are affected till now. The female mosquito which is infected bites a person then the larvae is entered in the human body and mixes with blood. They are reproduced inside again and again and live inside for long time. The patient comes to know about the disease after many years as there are no symptoms immediately. The patient suffering from this have very enlarged arms or legs.