This photo taken on Aug. 13, 2026 shows red-crowned cranes at Zhalong National Nature Reserve in Qiqihar, northeast China's Heilongjiang Province. (Xinhua/Zhang Tao)

This photo taken on Aug. 13, 2026 shows red-crowned cranes at Zhalong National Nature Reserve in Qiqihar, northeast China's Heilongjiang Province. (Xinhua/Zhang Tao)

This photo taken on Aug. 13, 2026 shows a red-crowned crane at Zhalong National Nature Reserve in Qiqihar, northeast China's Heilongjiang Province. (Xinhua/Zhang Tao)

Tourists view red-crowned cranes at Zhalong National Nature Reserve in Qiqihar, northeast China's Heilongjiang Province, Aug. 13, 2026. (Xinhua/Zhang Tao)

A red-crowned crane forages at Zhalong National Nature Reserve in Qiqihar, northeast China's Heilongjiang Province, Aug. 13, 2026. (Xinhua/Zhang Tao)

A red-crowned crane flies over tourists at Zhalong National Nature Reserve in Qiqihar, northeast China's Heilongjiang Province, Aug. 13, 2026. (Xinhua/Zhang Tao)

This photo taken on Aug. 13, 2026 shows red-crowned cranes at Zhalong National Nature Reserve in Qiqihar, northeast China's Heilongjiang Province. (Xinhua/Zhang Tao)

Red-crowned cranes fly at Zhalong National Nature Reserve in Qiqihar, northeast China's Heilongjiang Province, Aug. 13, 2026. (Xinhua/Zhang Tao)