Saverio Manetti (Italian, 1723 – 1785)
George Edward Lodge (English, 1860 – 1954)
Thomas Sidney Cooper (English, 1803 - 1902)
Moritz Müller (German, 1841 - 1899)
John George Wood (English, 1827 – 1889)
Emil August Göldi (Swiss, 1859-1917)
Maria Sibylla Merian (German, 1647 – 1717)
Johann Friedrich Naumann (German, 1780 – 1857)
John L. Petrie (American, 19th Century)
George W. Horlor (English, 1823-1895)
Marcus Elieser Bloch (German, 1723–1799)
Lorenz Oken (German, 1779 – 1851)
Allan Brooks (Canadian, 1869 – 1946)
George Hudson (New Zealander, 1867 – 1946)
Alfred Edmund Brehm (German, 1829-1884)
Mark Catesby (English, 1683 – 1749)
James Duncan (Canadian, 1806-1881)
Rodolpho von Ihering (Brazilian, 1883-1939)
Alexander Francis Lydon (English, 1836-1917)
Pieter Withoos (Dutch, 1654–1693)
Edwin L. Sheppard (American, ?-1904)
Jean-Baptiste Huet (French, 1745 – 1811)
Daniel Giraud Elliot (American, 1835 – 1915)
Ernst Moritz Geyger (German, 1861-1941)
George Edward Lodge (English, 1860 – 1954)
Fritz Thomsen (Danish, 1819 - 1891)
Johann Caspar Fuessli (Swiss , 1743-1786)
John Gould (English, 1804-1881)