Around mid-autumn, various migratory birds are seen stopping over in the estuary wetland in Qingdao City, east China's Shandong Province. Among them are the Saunders's gull that is native to east China.
As the water quality improves, the area is being favored by more and more wading birds for dwelling and breeding.
(Cover image: A flock of Eastern curlew. /VCG Photo)
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