Swans take off from the Huairou Reservoir on the outskirts of Beijing on December 1, 2023. /CFP
Swans fly over the Huairou Reservoir on the outskirts of Beijing on December 1, 2023. /CFP
Swans spend winter at the Huairou Reservoir on the outskirts of Beijing on December 1, 2023. /CFP
Swans swim at the Huairou Reservoir on the outskirts of Beijing on December 1, 2023. /CFP
More than 60 swans have arrived at the Huairou Reservoir on the outskirts of Beijing to spend the winter there. The fish in the reservoir, as well as the shallows and the reeds there, provide an ideal environment for the migratory birds to inhabit during winter.