North Dakota's Audubon National Wildlife Refuge is rife with all sorts of native passerines, waders and waterfowl.

up 12%); 2.6 million northern shoveler (down 7%, no change); 2.3 million gadwall (down 11%, up 11%); 2 million northern ...

Bigger than mallards and unusual in appearance, the Muscovy duck species is common in Florida and some cities in the U.S.