1988 IUCN red list of threatened animals (1988)

1990 IUCN red list of threatened animals (1990)

1994 IUCN red list of threatened animals (1994)

AAZK newsletter - American Association of Zoo Keepers (American Association of Zoo Keepers, 1969)

Abbreviated guide to pronunciation and etymology of scientific names for North American land mammals north of Mexico - Christiansen, Peder G. (Texas Tech University Press, 1993)

Abhandlungen der Mathematisch-Physikalischen Klasse der Königlich Bayerischen Akademie der Wissenschaften - Königlich Bayerische Akademie der Wissenschaften (1906)

Abhandlungen der Schweizerischen paläontologischen Gesellschaft = Mémoires de la Société paléontologique suisse - Schweizerische Naturforschende Gesellschaft. (H. Georg, 1877)

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

The Academy newsletter - California Academy of Sciences (The Academy, 1949)

Advances in the reconstruction of ungulate ecomorphology with application to early fossil equids - Solounias, Nikos (American Museum of Natural History, 2002)

Advances in the study of mammalian behavior - American Society of Mammalogists. (American Society of Mammalogists, 1983)

Adventures in scenery, a popular reader of California geology - Willard, Daniel E. (Daniel Everett), 1862 - (The Jaques Cattell press, 1942)

African Ixodoidea. l. Ticks of the Sudan - Hoogstraal, Harry, 1917 -1986 (1956)

The African Republic of Liberia and the Belgian Congo : based on the observations made and material collected during the Harvard African Expedition, 1926-1927 - Strong, Richard P. (Richard Pearson), 1872 -1948 (Harvard University Press, 1930)

Afrotherian conservation : newsletter of the IUCN/SSC Afrotheria Specialist Group - IUCN/SSC Afrotheria Specialist Group ([San Francisco, Calif.] : [California Academy of Sciences], [2002], 2015)

The age of mammals in Europe, Asia and North America - Osborn, Henry Fairfield, 1857 -1935 (The Macmillan company, 1910)

Die altenglischen säugetiernamen : zusammengestellt und erläutert - Jordan, Richard, 1877 -1925 (C. Winter's universitätsbuchhandlung, 1903)

American animals; a popular guide to the mammals of North America north of Mexico, with intimate biographies of the more familiar species - Stone, Witmer. 1866 -1939 (Doubleday, Page & Co, 1902)

American animals; a popular guide to the mammals of North American north of Mexico, with intimate biographies of the more familiar species - Stone, Witmer. 1866 -1939 (Doubleday, Page & co, 1913)

American animals; a popular guide to the mammals of North America north of Mexico, with intimate biographies of the more familiar species - Stone, Witmer. 1866 -1939 (Doubleday, Page & Co, 1905)

American animals : a popular guide to the mammals of North America north of Mexico, with intimate biographies of the more familiar species - Stone, Witmer. 1866 -1939 (Doubleday, Page, 1917)

American animals; a popular guide to the mammals of North America north of Mexico, with intimate biographies of the more familiar species - Stone, Witmer. 1866 -1939 (Doubleday, Page & Company,, 1920)

American animals; a popular guide to the mammals of North America north of Mexico, with intimate biographies of the more familiar species - Stone, Witmer. 1866 -1939 (Doubleday, Page, 1922)

American animals: a popular guide to the mammals of North America north of Mexico, with intimate biographies of the more familiar species - Stone, Witmer. 1866 -1939 (Doubleday, Page & Co, 1904)

The American journal of anatomy - Wistar Institute of Anatomy; Biology. ([s.n.], 1916)

American malacological bulletin - American Malacological Union. ([American Malacological Union], 2011)

The American natural history; a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner's Sons, 1904)

The American natural history : a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner, 1906)

The American natural history : a foundation of useful knowledge of the higher animals of North America - Beard, J. Carter (James, Carter), 1837 -1913 (G. Newnes, 1904)

The American natural history; a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner's Sons, 1914)

The American natural history : a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner's sons, 1914)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1889)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1894)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1904)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1906)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1912)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1915)

American veterinary review - American Veterinary Medical Association (American Veterinary Medical Association, 1891)

American veterinary review - American Veterinary Medical Association (American Veterinary Medical Association, 1892)

American veterinary review - American Veterinary Medical Association (American Veterinary Medical Association, 1907)

Anales del Museo Nacional de Buenos Aires - Museo Nacional de Buenos Aires. (Impr. de Juan A. Alsina, 1904)

Anatomische Hefte 1. Abt Arbeiten aus anatomischen Instituten (J.F. Bergmann, 1894)

Anatomische Hefte 1. Abt Arbeiten aus anatomischen Instituten (J.F. Bergmann, 1908)

Anatomische Hefte 1. Abt Arbeiten aus anatomischen Instituten (J.F. Bergmann, 1911)

Anatomische Hefte 1. Abt Arbeiten aus anatomischen Instituten (J.F. Bergmann, 1915)

Anatomischer Anzeiger - Anatomische Gesellschaft. (G. Fischer, 1894)

Anatomischer Anzeiger - Anatomische Gesellschaft. (G. Fischer, 1896)

Anatomischer Anzeiger - Anatomische Gesellschaft. (G. Fischer, 1902)

Anatomischer Anzeiger - Anatomische Gesellschaft. (G. Fischer, 1912)

Anatomischer Anzeiger - Anatomische Gesellschaft. (G. Fischer, 1915)

The ancestry of domesticated cattle - United States. Bureau of Animal Industry (Government Printing Office, 1912)

Animal Ecology - Kendeigh, S. Charles (Samuel Charles), 1904 -1986 (Prentice-Hall, 1961)

Animal genetic resources of India : cattle and buffalo - Indian Council of Agricultural Research. Directorate of Knowledge Management in Agriculture. (Directorate of Knowledge Management in Agriculture, Indian Council of Agricultural Research, 2000)

Animal keepers' forum - American Association of Zoo Keepers (American Association of Zoo Keepers, 1992)

Animal keepers' forum - American Association of Zoo Keepers (American Association of Zoo Keepers, 1993)

Animal keepers' forum - American Association of Zoo Keepers (American Association of Zoo Keepers, 1997)

Animal keepers' forum - American Association of Zoo Keepers (American Association of Zoo Keepers, 2011)

The animal kingdom : arranged in conformity with its organization - Gray, John Edward, 1800 -1875 (Printed for G.B. Whittaker, 1827)

Animal life of the Carlsbad cavern - Bailey, Vernon, 1864 -1942 (The Williams & Wilkins Company, 1928)

The animal parasites of man - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (W. Wood, 1920)

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)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1888)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1896)

Annali del Museo civico di storia naturale Giacomo Doria - Museo civico di storia naturale Giacomo Doria (Genoa, Italy) (Stab. tipo-litografico P. Pellas Fu L, 1920)

Annali del Museo civico di storia naturale Giacomo Doria - Museo civico di storia naturale Giacomo Doria (Genoa, Italy) (Stab. tipo-litografico P. Pellas Fu L, 1931)

Annali del Museo civico di storia naturale Giacomo Doria - Museo civico di storia naturale Giacomo Doria (Genoa, Italy) (Stab. tipo-litografico P. Pellas Fu L, 1935)

Annali del Museo civico di storia naturale Giacomo Doria - Museo civico di storia naturale Giacomo Doria (Genoa, Italy) (Stab. tipo-litografico P. Pellas Fu L, 1970)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1918)

Annals of the Cape provincial museums Human sciences - Albany Museum (Grahamstown, South Africa). (Published jointly by the Cape provincial museums at the Albany Museum, 1979)

Annals of the Cape provincial Museums Natural history - Albany Museum (Grahamstown, South Africa). (Published jointly by the Cape provincial museums at the Albany Museum, 1979)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1926)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1962)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1971)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1979)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1981)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1984)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1994)

Annals of the Eastern Cape museums - Eastern Cape (South Africa). Directorate of Museums; Heritage Resources. (Directorate of Museums and Heritage Resources of the Eastern Cape Province, 2001)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1982)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1999)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 2000)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 2004)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 2005)

Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum - South African Museum. (South African Museum, 1942)

Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum - South African Museum. (South African Museum, 1960)

Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum - South African Museum. (South African Museum, 1964)

Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum - South African Museum. (South African Museum, 1965)

Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum - South African Museum. (South African Museum, 1968)

Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum - South African Museum. (South African Museum, 1970)

Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum - South African Museum. (South African Museum, 1972)

Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum - South African Museum. (South African Museum, 1974)