Breeding Pair of American Goldfinches, Carduelis tristis, at a Birdfeeder containing Sunflower Seeds, La Plata County, Colorado, USA, North America, Order Passeriformes, Family Fringillidae
Pine Siskin, Carduelis pinus, La Plata County, Colorado, USA, North America
Pine Siskin, Spinus pinus, La Plata County, Colorado, USA, North America
