Photo taken on January 15, 2022 shows swans swim and play on the water in the Swan Bay of Kaidu River in Yanqi Reclamation District, Tiemenguan City, northwest China’s Xinjiang. In recent years, the local government has continuously increased the efforts in environmental protection, and the ecological environment of the wetlands along the river has become better and better, which has become an ideal habitat and breeding ground for various birds. Photo by Han Jun

Photo taken on January 15, 2022 shows the Swan Bay of Kaidu River in Yanqi Reclamation District, Tiemenguan City, northwest China’s Xinjiang. Photo by Han Jun

Photo taken on January 15, 2022 shows swans swim and play on the water in the Swan Bay of Kaidu River in Yanqi Reclamation District, Tiemenguan City, northwest China’s Xinjiang. Photo by Han Jun

Photo taken on January 15, 2022 shows swans swim and play on the water in the Swan Bay of Kaidu River in Yanqi Reclamation District, Tiemenguan City, northwest China’s Xinjiang. Photo by Han Jun