White flamingos in morning or evening sunlight; Red flamingos in morning or evening sunlight; The skies the flamingos simulate, paintings by Abbot H. Thayer, Plate X from Concealing coloration in the 

Cottontail rabbit, Concealing coloration in the animal kingdom, Plate VII 

Male wood duck on shallow water, sketch by Richard Meryman. Male wood duck in a forest pool, painted by Abbot H. Thayer, assisted by Richard S. Meryman, Plate III from Concealing coloration in the ani 

Pheasant, male ruffed grouse in the forest, painted by Gerald H. Thayer, Plate II from Concealing coloration in the animal kingdom. 

Painting by Don Richard Eckelberry from book authored by Dean Amadon 

Birds, painting by Guy Coheleach from book authored by Dean Amadon 

Birds, painting by Albert Earl Gilbert from book authored by Dean Amadon 

Birds, painting by Albert Earl Gilbert, from book authored by Dean Amadon 

Birds, painting by Guy Coheleach for Dean Amadon 

American Beaver, lithograph by W.E. Hitchcock after J.J. Audubon, Plate 46 in Audubon's The quadrupeds of North America, Vol. I 

Townsend's Rocky Mountain hare, male and female, Plate 3 in Viviparous Quadrupeds of North America, Vol 1 by John James Audubon 

The great auk, Alca impennis, from Extinct Birds by Walter Rothschild 

Ashy minivet. Koizumi, K. & S. Tsuchioka. Paintings of one hundred birds and flowers in Japan. Honghow, Japan, 1935. Volume II, plate 62. 

Coffre de Perotte, bookplate from Researches, concerning the institutions & monuments ... & views of some of the most striking scenes in the Cordilleras!, vol. 2, by Alexander von Humboldt 

American elk, wapiti deer, Plate 62 in Viviparous quadrupeds of North America, Vol 2 by John James Audubon 

White-headed eagle by John James Audubon 

American Black Rat, watercolor by John James Audubon, 1842 

Herring Gulls, Plate 291 from Birds of America, Vol. 3, by Audubon 

Black-Naped Oriole by Kiyomi Koizumi and S. Tsuchioka in Paintings of One Hundred Birds and Flowers in Japan 

Ivory-billed woodpecker by John James Audubon, from The Birds of America