. "Anseriformes" . . "Aves" . . . . . . . . . . . . "Anatidae" . . "Anser" . . . "Anser brachyrhynchus Baillon 1834" . "Pink-footed Goose" . "Animalia" . "Anser brachyrhynchus" . . "Baillon 1834" . "Chordata" .