The Genus Cairina refers to a species of duck commonly known as the Muscovy duck. This bird is also referred to by a variety of other synonyms, including Cairina moschata, Anas moschata, and Barbary duck. The Muscovy duck is native to Mexico, Central, and South America, but has been introduced to many other parts of the world. As a bird that is commonly raised for meat, the Muscovy duck has been crossbred and hybridized with other duck species to create new varieties. Despite its popularity as a source of food, many people also appreciate the Muscovy duck for its ornamental value and unique appearance.