Migrant birds fly over Momoge National Nature Reserve in Zhenlai County, Baicheng City of northeast China's Jilin Province, Nov. 3, 2021. (Xinhua/Zhang Nan)
White cranes fly over Momoge National Nature Reserve in Zhenlai County, Baicheng City of northeast China's Jilin Province, Nov. 4, 2021. (Xinhua/Zhang Nan)
Migrant birds fly over Momoge National Nature Reserve in Zhenlai County, Baicheng City of northeast China's Jilin Province, Nov. 4, 2021. (Xinhua/Zhang Nan)
Migrant birds fly over Momoge National Nature Reserve in Zhenlai County, Baicheng City of northeast China's Jilin Province, Nov. 4, 2021. (Xinhua/Zhang Nan)
White cranes fly over Momoge National Nature Reserve in Zhenlai County, Baicheng City of northeast China's Jilin Province, Nov. 3, 2021. (Xinhua/Zhang Nan)
