A flock of black-necked cranes forage on the grassland in Hongyuan County, southwest China's Sichuan Province, March 29, 2026. (Photo by Xie Hongcheng/Xinhua)

A flock of black-necked cranes forage at a river in Hongyuan County, southwest China's Sichuan Province, March 29, 2026. (Photo by Xie Hongcheng/Xinhua)

A flock of black-necked cranes forage at a river in Hongyuan County, southwest China's Sichuan Province, March 29, 2026. (Photo by Xie Hongcheng/Xinhua)

A flock of black-necked cranes forage on the grassland in Hongyuan County, southwest China's Sichuan Province, March 29, 2026. (Photo by Xie Hongcheng/Xinhua)

A flock of black-necked cranes forage on the grassland in Hongyuan County, southwest China's Sichuan Province, March 29, 2026. (Photo by Xie Hongcheng/Xinhua)