Works at National Gallery of Art

Burrowing Owl, Large-Headed Burrowing Owl andLittle Night Owl

Californian Partridge

Californian Vulture

Canvas-backed Duck

Cayenne Tern

Chestnut-backed Titmouse, Black-capped Titmouse and Chestnut-crowned Titmouse

Chestnut-colored Finch, Black-headed Siskin, Black Crown Bunting and Arctic Ground Finch

Cock of the Plains

Columbian Humming Bird

Columbian Water Ouzel and Arctic Water Ouzel

Common American Swan

Common Buzzard

Common Cormorant

Common Gallinule

Common Gull

Crested Grebe

Double-crested Cormorant

Dusky Albatros

Dusky Duck

Dusky Petrel

Eared Grebe

Eider Duck

Evening Grosbeak and Spotted Grosbeak

Florida Cormorant