Migratory birds fly over Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. Photo:China News Service
Swans fly over Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. Photo:China News Service
Migratory birds rest at Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. Photo:China News Service
Migratory birds fly over Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. Photo:China News Service
Migratory birds rest at Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. Photo:China News Service