Edwin L. Sheppard (American, ?-1904)
Olga Boznanska (Polish, 1865 – 1940)
Antonio Montemezzo (Italian, 1841–1898)
John Woodhouse Audubon (American, 1812-1862)
Saverio Manetti (Italian, 1723 – 1785)
Saverio Manetti (Italian, 1723 – 1785)
Alexander Dmitrievich Chirkin (Russian, ?-1897)
John James Audubon (American, 1785-1851)
Bruno Liljefors (Swedish, 1860–1939)
Allan Brooks (Canadian, 1869 – 1946)
Frederick DuCane Godman (English, 1834 – 1919)
George Hudson (New Zealander, 1867 – 1946)
Emil August Göldi (Swiss, 1859-1917)
Louis Agassiz (American, 1807 – 1873)
Otto Eerelman (Dutch, 1839 - 1926)
George Hudson (New Zealander, 1867 – 1946)
John Frederick Herring Snr. (English, 1795 – 1865)
John Edwards Holbrook (American, 1796 – 1871)
John Frederick Herring Snr. (English, 1795 – 1865)
John James Audubon (American, 1785-1851)
Louis Agassiz (American, 1807 – 1873)
Rosa Bonheur (French, 1822-1899)
Wilhelm Kuhnert (German, 1865-1926)
Louis Agassiz Fuertes (American, 1874 – 1927)
John George Wood (English, 1827 – 1889)
Aert Schouman (Dutch, 1710-1792)