A large flock of dunlins hover over the wetland of Jiaozhou Bay in Qingdao, east China's Shandong Province, Nov. 6, 2022. Jiaozhou Bay is an important stop on the migration route of migratory birds in the Asia-Pacific region. (Photo provided to China News Service)
A large flock of curlews forage at the wetland of Jiaozhou Bay in Qingdao, east China's Shandong Province, Nov. 6, 2022. (Photo provided to China News Service)
A large flock of curlews forage at the wetland of Jiaozhou Bay in Qingdao, east China's Shandong Province, Nov. 6, 2022. (Photo provided to China News Service)
A large flock of shelducks arrive at the wetland of Jiaozhou Bay in Qingdao, east China's Shandong Province, Nov. 6, 2022. (Photo provided to China News Service)