1988 IUCN red list of threatened animals (1988)

1990 IUCN red list of threatened animals (1990)

1994 IUCN red list of threatened animals (1994)

Abbildungen und Beschreibungen merkwürdiger naturgeschichtlicher Gegenstände - Wolf, Johann, 1765 -1824 (Im Verlag des Conrad Tyroff'schen Wappen-Kunst-und Commissions-Bureau's, 1818)

Abhandlungen aus der Naturlehre, Haushaltungskunst und Mechanik - Kungl. Svenska vetenskapsakademien. (J.S. Heinsius [etc.], 1779)

Abhandlungen der Mathematisch-Physikalischen Klasse der Königlich Bayerischen Akademie der Wissenschaften - Königlich Bayerische Akademie der Wissenschaften (1914)

Abhandlungen der Naturforschenden Gesellschaft zu Görlitz - Staatliches Museum für Naturkunde Görlitz. (1895)

Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft - Senckenbergische Naturforschende Gesellschaft. (Waldemar Kramer [etc.], 1911)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1882)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1909)

Abhandlungen und Berichte des Königl. Zoologischen und Anthropologisch-Etnographischen Museums zu Dresden - Königl. Zoologisches und Anthropologisch-Ethnographisches Museum zu Dresden (Germany) (R. Friedlaender, 1892)

Abhandlungen und Berichte des Königl. Zoologischen und Anthropologisch-Etnographischen Museums zu Dresden - Königl. Zoologisches und Anthropologisch-Ethnographisches Museum zu Dresden (Germany) (R. Friedlaender, 1898)

Die Abstammung des Menschen und die geschlechtliche Zuchtwahl - Darwin, Charles, 1809 -1882 (E. Schweizerbart'sche Verlagshandlung, 1871)

Acari, Myriopoda et Scorpiones hucusque in Italia reperta - Canestrini, Giovanni, 1835 -1900 (Sumptibus Auctoris, 1882)

Acta Societatis pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1913)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1841)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1852)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1871)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1946)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1953)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1955)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1958)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1964)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1965)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1970)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1973)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1987)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 2000)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 2001)

Albertus Magnus, De animalibus libri XXVI, nach der Cölner Urschrift. Mit unterstützung der Kgl. Bayerischen Akademie der Wissenschaften zu München, der Görres-gesellschaft und der Rheinischen Gesellschaft für Wissenschaftliche Forschung - Albertus, Magnus, Saint, 1193? -1280 (Aschendorff, 1920)

Album der Natuur - Vries, Hugo de, 1848 -1935 (1856)

Allgemeine Encyklopädie der gesammten Forst- und Jagdwissenschaften. Unter Mitwirkung der bedeutendsten Fachautoritäten - Dombrowski, Raoul von, 1833 -1896 (M. Perles, 1886)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1837)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1842)

Allgemeines Polyglotten-Lexicon der Naturgeschichte mit erklaerenden Anmerkungen - Nemnich, Philipp Andreas, 1764 -1822 (Nemnich, 1793)

American duck shooting - Grinnell, George Bird, 1849 -1938 (Forest and stream pub. co, 1901)

American ornithology, or, The natural history of the birds of the United States - Ord, George, 1781 -1866 (Printed for Constable and Co, 1831)

American ornithology, or the natural history of the birds of the United States - Jameson, Robert, 1774 -1854 (pr. for Constable, 1831)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1886)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1896)

The Analyst : monthly journal of science, literature, and the fine arts (1835)

The Analyst : monthly journal of science, literature, and the fine arts (1837)

The Analyst : monthly journal of science, literature, and the fine arts (1838)

An analytical index to the works of the late John Gould - Sharpe, Richard Bowdler, 1847 -1909 (H. Sotheran, 1893)

Anatomical and zoological researches: comprising an account of the zoological results of the two expeditions to western Yunnan in 1868 and 1875; and a monograph of the two cetacean genera, Platanista and Orcella - Anderson, John, 1833 -1900 (B. Quaritch, 1878)

Anfangsgründe der theoretischen und angewandten Naturgeschichte der Thiere - Stejneger, Leonhard, 1851 -1943 (in der Weidmannischen Buchhandlung, 1801)

Animal keepers' forum - American Association of Zoo Keepers (American Association of Zoo Keepers, 1987)

Animal keepers' forum - American Association of Zoo Keepers (American Association of Zoo Keepers, 1991)

The animal kingdom, arranged according to its organization, serving as a foundation for the natural history of animals : and an introduction to comparative anatomy - Cuvier, Georges, baron, 1769 -1832 (G. Henderson, 1831)

The animal kingdom : arranged after its organization, forming a natural history of animals, and an introduction to comparative anatomy - Carpenter, William Benjamin, 1813 -1885 (Wm. S. Orr and Co., Amen Corner, Paternoster Row, 1849)

The animal kingdom : arranged after its organization, forming a natural history of animals and an introduction to comparative anatomy - Carpenter, William Benjamin, 1813 -1885 (W. S. Orr and co, 1854)

The animal kingdom : arranged after its organization; forming a natural history of animals, and an introduction to comparative anatomy - Carpenter, William Benjamin, 1813 -1885 (H.G. Bohn, 1863)

The animal kingdom : arranged in conformity with its organization - Cuvier, Georges, baron, 1769 -1832 (Carvill, 1832)

The animal kingdom : arranged in conformity with its organization - Gray, John Edward, 1800 -1875 (Printed for G.B. Whittaker, 1829)

The animal kingdom : arranged in conformity with its organization - Gray, John Edward, 1800 -1875 (Printed for G.B. Whittaker, 1835)

The animal kingdom : arranged in conformity with its organization - Cuvier, Georges, baron, 1769 -1832 (G. & C. & H. Carvill, 1833)

The animal kingdom : arranged in conformity with its organization - Cuvier, Georges, baron, 1769 -1832 (G. & C. & H. Carvill, 1831)

Animalia vertebrata : Aves classis II - Museo civico di storia naturale di Milano. (the Museo, 1847)

Animals in menageries - Swainson, William, 1789 -1855 (Printed for Longman, Orme, Brown, Green, & Longmans, and John Taylor, 1838)

Animate creation; popular edition of "Our living world" a natural history - Wood, J. G. (John George), 1827 -1889 (S. Hess, 1885)

Animate creation; popular edition of "Our Living World" a natural history - Brehm, Alfred Edmund, 1829 -1884 (S. Hess, 1898)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1892)

Annales - Františkovo museum. (Sumptibus Musei Franciscei, 1895)

Annales de l'Institut Pasteur - Centre national de la recherche scientifique (France) (Masson, 1900)

Annales de la Société Linneenne de Maine-et-Loire - Société Linneenne de Maine-et-Loire. (1871)

Annales des sciences naturelles Zoologie - Audouin, Jean Victor, 1797 -1841 (Crochard, 1854)

Annales des sciences naturelles Zoologie - Audouin, Jean Victor, 1797 -1841 (Crochard, 1875)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1874)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1886)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1841)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1842)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1843)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1844)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1865)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1861)

Annals of natural history (R. and J.E. Taylor, 1838)

Annals of natural history (R. and J.E. Taylor, 1839)

The Annals of Scottish natural history (David Douglas, 1893)

The Annals of Scottish natural history (David Douglas, 1892)

The Annals of Scottish natural history (David Douglas, 1895)

The Annals of Scottish natural history (David Douglas, 1898)

The Annals of Scottish natural history (David Douglas, 1901)

The Annals of Scottish natural history (David Douglas, 1902)

The Annals of Scottish natural history (David Douglas, 1903)

The Annals of Scottish natural history (David Douglas, 1906)

The Annals of Scottish natural history (David Douglas, 1907)

The Annals of Scottish natural history (David Douglas, 1908)

The Annals of Scottish natural history (David Douglas, 1910)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1996)