The situations of the natural wetlands of the world in nowadays were disturbing and changed to be the community and agricultural area, due to the increase of human population and resulted to the many water birds have adapted to live in agriculture area and paddy field. From the result of studied in the water birds of fours species of Painted Stork, Asian Openbills, Wolly-necked Stork and Black-headed Ibis in the agriculture area of India that showed the season affect density, group size and habitat selection of these birds because the season determines the size boundaries of wetland, food abundance and the water depth.