Life (root) » Animalia (Animals) » Chordata (Chordates) » Vertebrata (Vertebrataes) » Aves (Birds) » Galliformes (Fowls) » Phasianidae (Pheasants, Grouse, and Allies) » Lagopus » Lagopus muta (Rock Ptarmigan) » Lagopus muta chamberlaini