Terathopius:
McCown's Longspur, Genoa, Lincoln, Colorado
Terathopius:
Mountain Plover, Genoa, Lincoln, Colorado
Terathopius:
Mountain Plover, Genoa, Lincoln, Colorado
Terathopius:
Thirteen-lined Ground Squirrel, Genoa, Lincoln, Colorado
Terathopius:
Western Meadowlark, Arriba, Lincoln, Colorado
Terathopius:
Greater Prairie-Chicken, Wray, Yuma, Colorado
Terathopius:
Greater Prairie-Chicken, Wray, Yuma, Colorado
Terathopius:
Greater Prairie-Chicken, Wray, Yuma, Colorado
Terathopius:
Snow x Ross's Goose hybrid, Lake Hasty, Bent, Colorado
Terathopius:
Cackling Goose, Lake Hasty, Bent, Colorado
Terathopius:
Wilson's Snipe, Lake Hasty, Bent, Colorado
Terathopius:
Common Grackle, Hasty Lake, Bent, Colorado
Terathopius:
Lesser Prairie-Chicken, Holly, Prowers, Colorado
Terathopius:
Lesser Prairie-Chicken, Holly, Prowers, Colorado
Terathopius:
Cedar Waxwing, Lamar, Prowers, Colorado
Terathopius:
Cedar Waxwing, Lamar, Prowers, Colorado
Terathopius:
Cedar Waxwing, Lamar, Prowers, Colorado
Terathopius:
Bufflehead, Fort Lyon Marshes, Bent, Colorado
Terathopius:
Blue-winged Teal, Fort Lyon Marshes, Bent, Colorado
Terathopius:
Northern Shoveler, Fort Lyon Marshes, Bent, Colorado
Terathopius:
Northern Shoveler, Fort Lyon Marshes, Bent, Colorado
Terathopius:
Yellow-headed Blackbird, Bent's Old Fort, Otero, Colorado
Terathopius:
Northern Harrier, Bent's Old Fort, Otero, Colorado
Terathopius:
Killdeer, Old Bent's Fort, Otero, Colorado
Terathopius:
Greater Yellowlegs, Holbrook Reservoir, Otero, Colorado
Terathopius:
Curve-billed Thrasher, Pueblo Reservoir, Pueblo, Colorado
Terathopius:
Scaled Quail, Pueblo Reservoir, Pueblo, Colorado
Terathopius:
Scaled Quail, Pueblo Reservoir, Pueblo, Colorado
Terathopius:
Evening Grosbeak, Salida, Chaffee, Colorado
Terathopius:
Evening Grosbeak, Salida, Chaffee, Colorado
