Cygnus atratus, commonly known as the black swan, is a beautiful and striking bird native to Australia. Synonyms for this species include the Australian swan, the black duck, and the black-necked swan. While its appearance may seem intimidating, black swans are actually graceful creatures and popular attractions at zoos and parks around the world. These birds are known for their intelligence, social nature, and unique vocalizations. In addition to their beauty and charisma, black swans also play an important role in their ecosystems. While there are several synonyms for Cygnus atratus, there is no denying the charm and allure of this iconic Australian bird.