Wikimedi'Òc

Ornithologia Neerlandica (Bucephala clangula).png - Mariomassone

Winslow Homer - Right and Left.jpg - Trzęsacz

342 Golden-Eye Duck.jpg - Mturtle

Common goldeneye From The Crossley ID Guide Eastern Birds.jpg - Princetonnature

Carl Friedrich Schulz - Wilde Ente (1860).jpg - Botaurus

Common Goldeneye from the Crossley ID Guide Britain and Ireland.jpg - Princetonnature

Nederlandsche vogelen (KB) - Bucephala clangula (310b).jpg - HuskyBot

Nederlandsche vogelen (KB) - Bucephala clangula (312b).jpg - HuskyBot

Nederlandsche vogelen (KB) - Bucephala clangula (336b).jpg - HuskyBot

Annual report (1909) (14773444431).jpg - Faebot

Birds and nature (1898) (20390480731).jpg - SteinsplitterBot

Birds and nature magazine (1896) (20196219298).jpg - SteinsplitterBot

Bulletin (1934) (20426601871).jpg - Fæ

British birds (1915) (20228695028).jpg - Fæ

FMIB 41928 Golden Eye Duck (Upper figure male; lower figure female).jpeg - BMacZeroBot

A history of British birds (10422053165).jpg - Fæ

Birds that hunt and are hunted (6302263232).jpg - Fæ

Birds and nature in natural colors (Plate 32) (6234319842).jpg - Fæ

The birds of North America (PL. XXXV) (6022691994).jpg - Fæ

Feathered game of the Northeast (Pl. 69) (8473910838).jpg - Fæ

British birds and their eggs (Plate 96) (8453510672).jpg - Fæ

Annual report (7506940006).jpg - Fæ

The Cabinet of natural history and American rural sports (Plate X) (6851424371).jpg - Fæ

Birds that hunt and are hunted; life histories of one hundred and seventy birds of prey, game birds and water-fowls (1912) (14749522275).jpg - SteinsplitterBot

Birds that hunt and are hunted; life histories of one hundred and seventy birds of prey, game birds and water fowls (1898) (14564637937).jpg - SteinsplitterBot

Dieren, die in Europa in het wild leven.jpeg - LizzyJongma

Birds that hunt and are hunted - life histories of one hundred and seventy birds of prey, game birds and water-fowls (1902) (14563410910).jpg - SteinsplitterBot

Birds that hunt and are hunted- life histories of one hundred and seventy birds of prey, game birds and water-fowls (1904) (14568600478).jpg - SteinsplitterBot

Birds that hunt and are hunted - life histories of one hundred and seventy birds of prey, game birds and water-fowls (1902) (14568611389).jpg - SteinsplitterBot

The natural history of British birds, or, A selection of the most rare, beautiful and interesting birds which inhabit this country - the descriptions from the Systema naturae of Linnaeus - with (14565836840).jpg - Faebot

"Every bird;" a guide to the identification of the birds of woodland, beach and ocean. With one hundred and twenty-four line illustrations (1896) (14755250375).jpg - Ruff tuff cream puff

The birds of Ohio; a complete scientific and popular description of the 320 species of birds found in the state (1903) (14752228345).jpg - SteinsplitterBot

A history of British birds. By the Rev. F.O. Morris (1862) (14771947033).jpg - SteinsplitterBot

The birds of Ohio; a complete scientific and popular description of the 320 species of birds found in the state (1903) (14566050848).jpg - SteinsplitterBot

A history of the rise and progress of the arts of design in the United States (1918) (14579426389).jpg - SteinsplitterBot

Manual of the birds of Iceland (1901) (14750105854).jpg - Fæ

Birds and nature (1906) (14727512946).jpg - SteinsplitterBot

Birds that hunt and are hunted; (1905) (14563745207).jpg - SteinsplitterBot

British birds BHL43051568.jpg - Fæ

Brilduiker Bucephala clangula Jos Zwarts 1.jpg - Romaine

Brilduiker Bucephala clangula Jos Zwarts 2.tif - Romaine

Jagtbreve - side 116.png - Peter Alberti

Bucephala clangula - 1700-1880 - Print - Iconographia Zoologica - Special Collections University of Amsterdam - UBA01 IZ17700045.tif - Ebastia1

Bucephala clangula - 1700-1880 - Print - Iconographia Zoologica - Special Collections University of Amsterdam - UBA01 IZ17700051.tif - Ebastia1

Bucephala clangula - 1800-1812 - Print - Iconographia Zoologica - Special Collections University of Amsterdam - UBA01 IZ17700053.tif - Ebastia1

Bucephala clangula - 1800-1812 - Print - Iconographia Zoologica - Special Collections University of Amsterdam - UBA01 IZ17700055.tif - Ebastia1

Bucephala clangula - 1710-1792 - Print - Iconographia Zoologica - Special Collections University of Amsterdam - UBA01 IZAA100118.tif - Ebastia1

Bird illustration from Svenska Fåglar (Swedish Birds) by the von Wright brothers from rawpixel's original edition of the publication 00023.jpg - Rawpixel

François-Nicolas Martinet - Histoire des oiseaux - Canard-Garrot.jpg - Rvalette

Notes of an East Coast Naturalist, image opposite p090.jpg - Dick Bos

OrnithologiaNeerlandica01Pl75.png - Dick Bos

Bruno Liljefors - Havsörn med byte (en knipa) på väg till boet 1924.jpg - Kaiketsu

De-Schellente.ogg - Jeuwre