Birds are one of the most prominent species on the earth. They are the bio-indicators which can be used to access the health of any ecosystem. If there is any harmful change in the environment birds are the first to get affected and to show any signs of stress in the environment change. Because of this reason they are used to monitor the quality of any habitat or niche and hence they are the key elements of any ecosystem. They play an important role in any ecosystem as they are potential bio-indicators, pollinators, seed-dispersers and scavengers and are also beneficial to human in agriculture by checking the population of harmful pests which adversely affect productivity. The Number of migratory birds visiting ant area also indicates the health of that particular environment.The total number of bird’s species known to science as inhabiting the earth today has been estimated about 10,000. If subspecies of geographical races are taken into account the figure would rise to nearly 30,000. In India 538 species of birds have been reported belonging to 16 orders, 77 Families and 16 subfamilies.