Waterfowl/Shorebirds - North American

Killdeer, Charadrius vociferus, Yellowstone National Park, Wyoming, USA, North America, Order Charadriiformes, Family Charadriidae

Killdeer, Charadrius vociferus, Yellowstone National Park, Wyoming, USA, North America, Order Charadriiformes, Family Charadriidae

American Avocet, Recurvirostra americana, La Plata County, Colorado, USA, North America