Various wintering birds arrive at Hongfeng Lake Wetland Reserve. Groups of tringa ochropuses, ruddy shelducks, spot-billed ducks, and little egrets migrating south for the winter recently arrived at Hongfeng Lake Wetland Reserve in Qingzhen, a county-level city located west of Guiyang, capital of Southwest China's Guizhou province. As an important migratory passage, Hongfeng Lake has won the favor of overwintering …