60"FlyOverChina | The spectacular bird migration at China's Yellow River estuary

DONGYING, Oct. 26 (Xinhua) -- Each autumn, millions of migratory birds form undulating "bird waves" at the Yellow River estuary in Dongying, east China's Shandong Province. This vital wetland provides crucial habitat for over a million birds to rest and nest during migration. Their synchronized movements create a breathtaking natural spectacle that draws visitors and researchers to witness this seasonal marvel.