. . . "Common Merganser" . . . "Anseriformes" . . . . . . . . . "Animalia" . . "Aves" . . "Chordata" . . "Anatidae" . . "Mergus" . "Mergus merganser" . "Linnaeus 1758" . . "Mergus merganser Linnaeus 1758" . . . .