Four young black swans appeared in the Beijing West Sea Wetland Park known as "the most beautiful scenery in Beijing Second Ring Road." October 24, 2019. /VCG Photo

Since the environment conditions improved, Beijing West Sea Wetland Park has been attracting wild birds, such as mallards and kingfishers. But this is the first time black swans visit. /VCG Photo

People visited the park to see these lovely new residents. /VCG Photo