Frank Edward Clarke (New Zealander, 1849 – 1899)
Heinrich Von Zügel (German, 1850 - 1941)
James Duncan (Canadian, 1806-1881)
John Gould (English, 1804-1881)
Frank Edward Clarke (New Zealander, 1849 – 1899)
John Emms (English, 1843–1912)
Pieter Pietersz. Barbiers (Dutch, 1749 - 1842)
René de Rabié (French, 1700-1785)
Edmund Henry Osthaus (American, 1858–1928)
John James Audubon (American, 1785-1851)
John Gould (English, 1804-1881)
John George Wood (English, 1827 – 1889)
Louis-Isidore Duperrey (French, 1786 – 1865)
Edward Julius Detmold (English, 1883-1957)
W. A . Blakston (English, 19th Century)
Coenraad Jacob Temminck (Dutch, 1778-1858)
John Chapman (English, active 1792-1823)
Melchior d'Hondecoeter (Dutch, 1636-1695)
Albrecht Dürer (German, 1471-1528)
Harrison Weir (English, 1824-1906)
Mark Catesby (English, 1683 – 1749)
Saverio Manetti (Italian, 1723 – 1785)
Jan Van Kessel The Elder (Flemish, 1626 - 1679)
Sydenham Edwards (English, 1768-1819)
Jean Lulvès (French, 1833–1889)
Jan Swammerdam (Dutch, 1637 – 1680)
Bruno Liljefors (Swedish, 1860–1939)
Jan van Essen (Flemish, 1854-1936)
Nils Kreuger (Swedish, 1858 - 1930)
Joseph Wolf (German, 1820-1899)
Gustave Courbet (French, 1819-1877)
Sir Andrew Smith (English, 1797-1872)
Theo van Hoytema (Dutch, 1863-1917)
Wilhelm Kuhnert (German, 1865-1926)
Louis Agassiz (American, 1807 – 1873)
Adriaen Cornelisz Beeldemaker (Dutch, 1618-1709)
Thomas Sidney Cooper (English, 1803 - 1902)
Johann Friedrich Naumann (German, 1780 – 1857)
Louis Agassiz (American, 1807 – 1873)
John James Audubon (American, 1785-1851)
George Hudson (New Zealander, 1867 – 1946)
John Gould (English, 1804-1881)
Louis Agassiz (American, 1807 – 1873)
Anonymous
John Obadiah Westwood (English, 1805 – 1893)
Theo van Hoytema (Dutch, 1863-1917)
Otto Staudinger (German, 1830 – 1900)
Philipp Peter Roos (German, 1657-1706)
Jules Rothschild (French, 1838-1900)
Louis-Isidore Duperrey (French, 1786 – 1865)
George Shaw (English, 1751 – 1813)
John Gould (English, 1804-1881)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Frederick DuCane Godman (English, 1834 – 1919)
Otto Staudinger (German, 1830 – 1900)
Archibald Thorburn (Scottish, 1860-1935)
George Shaw (English, 1751 – 1813)
Edwin L. Sheppard (American, ?-1904)
Archibald Thorburn (Scottish, 1860-1935)
John Gould (English, 1804-1881)