Swainson's Hawk Western Tanager Spotted Sandpiper North Dakota Minnesota Cedar Waxwing Red-eyed Vireo Common Loon Red-Necked Grebe Immature Red-Necked Grebe Ring-Billed Gull Fort Union Trading Post National Historic Site Gray Catbird Black-and-White Warbler Montana Pronghorn Purple Sandpiper and Friend Purple Sandpiper Purple Sandpiper Red-tailed Hawk Common Goldeneye Chipmunk American Black Duck African Collared-Dove Upland Sandpiper Upland Sandpiper Immature Burrowing Owl Clark's Nutcracker Calliope Hummingbird House Wren Broad-Tailed Hummingbird Rufous Hummingbird Little Blue Heron Spotted Sandpiper Eastern Kingbird American Goldfinch Immature Northern Rough-winged Swallow Little Blue Heron Immature Western Meadowlark Mountain Plover Mountain Plover Bullock's Oriole Western Wood-Pewee Bullock's Oriole Mourning Dove