Introduction to migratory birds: Poyang Lake's migratory bird natural reserve has a total area of ​​22,400 hectares, with Wucheng Town as the center, and consists of 9 lakes of different sizes, including Dahuchi, Banghu, Dachahu, Xianghu, and Zhonghuchi. It is composed of shallow lakes and is the wintering ground for many rare migratory birds such as cranes and swans. Wucheng Poyang Lake Natural Reserve is the world's largest habitat for white cranes and swan geese, with a total population of more than 30,000. More than 1 million birds come here to overwinter every year.