Beijing, April 2 (Youth.cn) - From March 15 to April 1, 2026, migratory birds were seen foraging at the Guanting Reservoir Wetland in Hebei. The Guanting Reservoir Wetland, located on the border of Beijing and Hebei, serves as a crucial stopover site along the East Asian-Australasian Flyway. From March to April each year, large numbers of migratory birds rest here during their spring migration, storing energy for their continued journey north.