Bird introduction: The reserve is rich in bird resources, with a total of 241 species of 15 orders, 44 families, including 8 species of national Class I key protected animals, including red-crowned cranes, white-naped cranes, white cranes, white storks, etc.; There are 29 species of national II-level key protected animals, including whooper swans, white-fronted geese, little curlews, etc.; the world's endangered birds include black-billed gulls and spotted-backed great reed warblers; there are 114 species specified in the "China-Japan Migratory Bird Protection Agreement"; There are 43 species specified in the China-Australia Migratory Bird Protection Agreement.