John Gerrard Keulemans (Dutch, 1842-1912)
Eugen Bracht (Swiss, 1842-1921)
Louis Agassiz (American, 1807 – 1873)
Henry Stull (American, 1851-1913)
John William Lewin (English, 1770-1819)
Karl Roux (German, 1826-1894)
George Hudson (New Zealander, 1867 – 1946)
Geza Vastagh (Hungarian, 1866-1919)
Frederick DuCane Godman (English, 1834 – 1919)
Edwin L. Sheppard (American, ?-1904)
Johann Friedrich Naumann (German, 1780 – 1857)
John Gould (English, 1804-1881)
Coenraad Jacob Temminck (Dutch, 1778-1858)
René-Primevère Lesson (French, 1794 – 1849)
Marcus Elieser Bloch (German, 1723–1799)
Bruno Liljefors (Swedish, 1860–1939)
John James Audubon (American, 1785-1851)
John James Audubon (American, 1785-1851)
Saverio Manetti (Italian, 1723 – 1785)
Jan Brandes (Dutch, 1743-1808)
Joseph Wolf (German, 1820-1899)
Mark Catesby (English, 1683 – 1749)
John Woodhouse Audubon (American, 1812-1862)
Luigi Balugani (Italian, 1737-1770)
Giovanna Garzoni (Italian, 1600-1670)
Paulus Potter (Dutch, 1625-1654)
George Shaw (English, 1751 – 1813)
Saverio Manetti (Italian, 1723 – 1785)
Louis Agassiz Fuertes (American, 1874 – 1927)
Jacques Barraband (French, 1767 – 1809)
Luigi Balugani (Italian, 1737-1770)
Edmond Jean-Baptiste Tschaggeny (Belgian, 1818-1873)
Daniel Giraud Elliot (American, 1835 – 1915)
John Gould (English, 1804-1881)
Lorenz Oken (German, 1779 – 1851)
John Woodhouse Audubon (American, 1812-1862)
George Hudson (New Zealander, 1867 – 1946)
John Merton Aldrich (American, 1866 – 1934)
Barend Hendrik Thier (Dutch, 1751-1814)
John Woodhouse Audubon (American, 1812-1862)
Jan Baptist Weenix (Dutch, 1621-1660)
John Gould (English, 1804-1881)
Frank Edward Clarke (New Zealander, 1849 – 1899)
John Gould (English, 1804-1881)
Joseph Wolf (German, 1820-1899)
Félix Ziem (French, 1821-1911)
Antoine-Louis Barye (French, 1796-1875)
John Gould (English, 1804-1881)
Carl Friedrich Deiker (German, 1836 - 1892)
James Ward (English, 1769-1859)
John James Audubon (American, 1785-1851)
John James Audubon (American, 1785-1851)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Aert Schouman (Dutch, 1710-1792)
Mark Catesby (English, 1683 – 1749)