Frank Edward Clarke (New Zealander, 1849 – 1899)
Louis Agassiz (American, 1807 – 1873)
Moritz Müller (German, 1841 - 1899)
Gillis Neyts (Flemish, 1618-1678)
George Hudson (New Zealander, 1867 – 1946)
George Hudson (New Zealander, 1867 – 1946)
Melchior d'Hondecoeter (Dutch, 1636-1695)
Edwin L. Sheppard (American, ?-1904)
Sydenham Edwards (English, 1768-1819)
Philipp Franz Balthasar von Siebold (German, 1796 – 1866)
Emil Volkers (German, 1831-1905)
Jan Van Kessel The Elder (Flemish, 1626 - 1679)
John James Audubon (American, 1785-1851)
Carl Jutz (German, 1838 - 1916)
Alfred Malherbe (French, 1804 – 1865)
Daniel Giraud Elliot (American, 1835 – 1915)
Alvan Fisher (American, 1792-1863)
Joseph Wolf (German, 1820-1899)
Pieter Gerardus van Os (Dutch, 1776-1836)
Léo-Paul Robert (Swiss, 1851 - 1923)
James Ward (English, 1769-1859)
John James Audubon (American, 1785-1851)
Wilhelm Kuhnert (German, 1865-1926)