René-Primevère Lesson (French, 1794 – 1849)
Otto Staudinger (German, 1830 – 1900)
P. C. Skovgaard (Danish, 1817 – 1875)
Franz Marc (German, 1880-1916)
Paul de Vos (Flemish, ca. 1596 - 1678)
Theo van Hoytema (Dutch, 1863-1917)
George Hudson (New Zealander, 1867 – 1946)
Daniel Giraud Elliot (American, 1835 – 1915)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Louis Agassiz Fuertes (American, 1874 – 1927)
Carl Zimmermann (German, 1863-1930)
John Gould (English, 1804-1881)
Alexander Francis Lydon (English, 1836-1917)
John Gould (English, 1804-1881)
Theodor Philipsen (Danish, 1840-1920)
John Frederick Tayler (English, 1802 - 1889)
Edward Troye (American, 1808 - 1874)
John L. Petrie (American, 19th Century)
Emil August Göldi (Swiss, 1859-1917)
John Gould (English, 1804-1881)
Johann Friedrich Naumann (German, 1780 – 1857)
Mark Catesby (English, 1683 – 1749)
John William Lewin (English, 1770-1819)
Saverio Manetti (Italian, 1723 – 1785)
John Gould (English, 1804-1881)
Louis Agassiz (American, 1807 – 1873)
Bruno Liljefors (Swedish, 1860–1939)
John Gould (English, 1804-1881)