Andean Duck (Oxyura ferruginea) [XC50897]
by John V. Moore from Villa Pehuenia-laguna Costa Azul, Neuquen, Argentina (call)
Andean Duck (Oxyura ferruginea) [XC274910]
by Cristian Pinto from Chimborazo: Laguna de Colta, Ecuador (chest clapping)
Subspecies
Not recognised by BirdLife International. Ruddy Duck (Oxyura jamaicensis) and Andean Duck (Oxyura ferruginea) have been lumped into Oxyura jamaicensis (2005).
Considered by some authors to be a subspecies of Ruddy Duck (Oxyura jamaicensis).
The following 2 subspecies are recognised:
ferruginea (Eyton, 1838) - Colombia to southern Cone. Considered by some authors to be a subspecies of Ruddy Duck (Oxyura jamaicensis).
andina Lehmann, 1946 - Andes of central and northern Colombia. Considered by some authors to be a subspecies of Ruddy Duck (Oxyura jamaicensis).