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A heron is seen flying at the Hengshui Lake in Hengshui, north China's Hebei Province, June 7, 2026. As a key wetland ecosystem in northern China and a vital stopover for migratory birds on the East Asian-Australasian Flyway, Hengshui Lake, with its excellent ecological environment, has become an ideal home for numerous rare birds to inhabit, breed, and rest. (Xinhua/Li Ran)
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