An illustration engraved by Robert Havell, Jr. and published in The Birds of America by John James Audubon. 1838. --- Image by © Corbis
An illustration engraved by William H. Lizars and published in Birds of America by John James Audubon. Circa 1827-1830. --- Image by © Corbis
An illustration published in Birds of America by John James Audubon. 19th century. --- Image by © Corbis
The Toco Toco Toucan (Ramphastos Toco). Jacques Barraband (1767-1809). Pencil, watercolour and bodycolour. 52.1 x 38.9cm.
Hand-Colored Print of a Community of Puffins --- Image by © Historical Picture Archive/CORBIS
Hand-Colored Print of an Ostrich --- Image by © Historical Picture Archive/CORBIS
An illustration engraved by Robert Havell, Jr. and published in The Birds of America by John James Audubon. 1838. --- Image by © Corbis
An illustration engraved by Robert Havell, Jr. and published in The Birds of America by John James Audubon. Circa 1832. --- Image by © Corbis
An illustration engraved by Robert Havell, Jr. and published in Birds of America by John James Audubon. Circa 1827-1830. --- Image by © Corbis
An illustration from The Natural History of Animals by Adam White, published 1859. --- Image by © GraphicaArtis/Corbis
An illustration from The Natural History of Animals by Adam White, published 1859. --- Image by © GraphicaArtis/Corbis
An illustration from The Natural History of Animals by Adam White, published 1859. --- Image by © GraphicaArtis/Corbis
Swedish red-breast. Handcolored copperplate engraving from The Naturalist's Miscellany, 1800. --- Image by © amanaimages/Corbis
An illustration engraved by Robert Havell, Jr. and published in Birds of America by John James Audubon. 1830. --- Image by © Corbis
An illustration engraved by Robert Havell, Jr. and published in The Birds of America by John James Audubon. 1832. --- Image by © Corbis
The Naturalist's Library, Ornithology Volume VIII, circa 1833-1865. "Red ringed Parrakeet" by William Home Lizars after William Swainson. --- Image by © The Print Collector/Corbis
A Male Peacock in Full Display. From 'Vorstellung der Vogel Deutschlandes und Beylaufig auch Einiger Fremden', Johann Leonhard Frisch (1666-1743). Hand coloured engraving. Published 1763.
Hand-Colored Print of a Toucan --- Image by © Historical Picture Archive/CORBIS
ca. 1801-1805 --- Variety of Multicolored Parrot by Jacques Barraband --- Image by © Christie's Images/Corbis
An illustration engraved by Robert Havell, Jr. and published in The Birds of America by John James Audubon. Circa 1827-1830. --- Image by © Corbis
An illustration engraved by Robert Havell, Jr. and published in The Birds of America by John James Audubon. 1834. --- Image by © Corbis
An illustration engraved by Robert Havell, Jr. and published in The Birds of America by John James Audubon. 1835. --- Image by © Corbis
An illustration from The Natural History of Animals by Adam White, published 1859. --- Image by © GraphicaArtis/Corbis
An illustration from The Natural History of Animals by Adam White, published 1859. --- Image by © GraphicaArtis/Corbis
Purple-tailed hummingbird. Handcolored copperplate engraving from The Naturalist's Miscellany, 1800. --- Image by © amanaimages/Corbis