A drone photo taken on March 14, 2024 shows birds at the Shahe River in Zunhua City, north China's Hebei Province. (Photo by Liu Mancang/Xinhua)
This photo taken on March 14, 2024 shows birds flying over the Shahe River in Zunhua City, north China's Hebei Province. (Photo by Liu Mancang/Xinhua)
A drone photo taken on March 14, 2024 shows birds flying over the Shahe River in Zunhua City, north China's Hebei Province. (Photo by Liu Mancang/Xinhua)
A drone photo taken on March 14, 2024 shows birds resting at a reservoir in Zunhua City, north China's Hebei Province. (Photo by Liu Mancang/Xinhua)
