Beijing, January 13 (Youth.cn) - On January 12, 2025, in the Luohe River in Yiyang County, Luoyang City, Henan Province, some 20 swans are enjoying the winter. As the environment of the basin of the Luohe River improves, swans, ruddy shelducks, egrets, herons, cormorants, and other migratory birds have been staying in the area for winter. Photo/VCG