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Introduction to the red-crowned crane: The red-crowned crane is a national first-level protected animal and a globally vulnerable species, with only more than 2,000 individuals. Every year, approximately 1,000 red-crowned cranes choose to overwinter in the Yancheng Nature Reserve, where they stay from November to March of the following year, making the Yancheng tidal flat the largest wintering place for red-crowned cranes in the world. The abundant food and safe and sheltered habitat in the reserve have become the winter destination for red-crowned cranes. Throughout the winter, red-crowned cranes hang out with friends and fly freely here. The largest cluster can reach 500, which is a unique winter landscape in the reserve. At the same time, it is also an important stopover for migratory birds from the north and south. Every year, nearly 3 million migratory birds rest here during their migration. There are more than 500,000 seasonal and year-round resident birds, the most representative of which are geese and ducks. , shorebirds and cranes.