Welcome to the Cicadas of India website! This is an online peer-reviewed resource designed to disseminate comprehensive information on various aspects of the biology of Indian Cicadas, encourage their observation to study their natural history and ecology, gather population and distributional data in a centralized database, and spread awareness about their conservation. It is a model of 'citizen science', where ordinary citizens participate in gathering scientific data and building this free ... Cicadas are mostly large insects characterized by their membranous wings, triangular-formation of three ocelli on the top of their heads, their short, bristle-like antennae and often producing high-pitched songs. [3] Although other Auchenorrhynchan insects communicate with sounds, the tymbals (modified membranes located on the abdomen) and resonating chambers, sometimes covered by opercula, are especially efficient mechanisms in the Cicadidae (and may include diagnostic features for ... What is a cicada ? + Ans. Cicadas are large, plant-feeding insects known for their loud, shrill noise and discarded shells (called exoskeletons) that cling to trees and other vegetation. Cicadas belong to the Cicadoidea superfamily. They have distinct physical features, including stout bodies, broad heads, clear-membraned wings, and large compound eyes. More than 3,000 species ...