Whooper swans by the lake

Photo taken in the early morning of Nov. 19, 2024, whooper swans are flying and singing in the morning su by the Swan Lake of Chengshan Whooper Swan Nature Reserve in Rongcheng City, east China's Shandong Province, forming a harmonious and beautiful ecological picture. (Yang Zhili/Guangming Picture)

Photo taken in the early morning of Nov. 19, 2024, whooper swans are flying and singing in the morning su by the Swan Lake of Chengshan Whooper Swan Nature Reserve in Rongcheng City, east China's Shandong Province, forming a harmonious and beautiful ecological picture. (Yang Zhili/Guangming Picture)