Charles Hamilton Smith (English, 1776-1859)
Philipp Franz Balthasar von Siebold (German, 1796 – 1866)
Sir Andrew Smith (English, 1797-1872)
Johann Rudolph Schellenberg (Swiss, 1740 - 1806)
Jean Gabriel Prêtre (Swiss, 1768 – 1849)
Pieter Boel (Flemish, 1622 - 1674)
Mark Catesby (English, 1683 – 1749)
George Hudson (New Zealander, 1867 – 1946)
Karel Dujardin (Dutch, 1622 – 1678)
John James Audubon (American, 1785-1851)
Johann Friedrich Naumann (German, 1780 – 1857)
Heinrich Von Zügel (German, 1850 - 1941)
Gustav Prütz (German, 19th Century)
Christian Kröner (German, 1838-1911)
Robert Hills (English, 1769 – 1844)
John James Audubon (American, 1785-1851)
Saverio Manetti (Italian, 1723 – 1785)
John Singer Sargent (American, 1856-1925)
Frederick DuCane Godman (English, 1834 – 1919)
Bruno Liljefors (Swedish, 1860–1939)
Jan Swammerdam (Dutch, 1637 – 1680)
George Hudson (New Zealander, 1867 – 1946)
René de Rabié (French, 1700-1785)
John James Audubon (American, 1785-1851)
John Gould (English, 1804-1881)
Johann Caspar Fuessli (Swiss , 1743-1786)
Gustav Prütz (German, 19th Century)
Louis Agassiz (American, 1807 – 1873)
Marcus Elieser Bloch (German, 1723–1799)
Louis-Isidore Duperrey (French, 1786 – 1865)
Henry Herman Cross (American, 1837-1918)
Ben Austrian (American, 1870-1921)
Friedrich Voltz (German, 1817-1886)
Heywood Hardy (English, 1842–1933)
Carlo Dalgas (Danish, 1821-1851)
Nils Kreuger (Swedish, 1858 - 1930)
Johann Friedrich Naumann (German, 1780 – 1857)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Floris Verster (Dutch, 1861-1927)
William Frederick Hulk (English, 1852-1922)
Saverio Manetti (Italian, 1723 – 1785)
Harry Bright (English, 1846-1895)
John Woodhouse Audubon (American, 1812-1862)
John Edwards Holbrook (American, 1796 – 1871)
Henriëtte Ronner-Knip (Dutch, 1821 – 1909)
David Cox (English, 1783-1859)