An aerial drone photo taken on March 22, 2026 shows migratory birds on the frozen surface of the Songhua River in Harbin, northeast China's Heilongjiang Province. (Photo by Zhang Shu/Xinhua)
Migratory birds forage on the Songhua River in Harbin, northeast China's Heilongjiang Province, March 22, 2026. (Photo by Zhang Shu/Xinhua)
An aerial drone photo taken on March 22, 2026 shows ducks swimming in the Songhua River in Harbin, northeast China's Heilongjiang Province. (Photo by Zhang Shu/Xinhua)
An aerial drone photo taken on March 22, 2026 shows migratory birds flying over the Songhua River in Harbin, northeast China's Heilongjiang Province. (Photo by Zhang Shu/Xinhua)
Migratory birds fly over the Songhua River in Harbin, northeast China's Heilongjiang Province, March 22, 2026. (Photo by Zhang Shu/Xinhua)
An aerial drone photo taken on March 22, 2026 shows migratory birds on the frozen surface of the Songhua River in Harbin, northeast China's Heilongjiang Province. (Photo by Zhang Shu/Xinhua)
