Birds of New Mexico - Bailey, Florence Merriam, 1863 -1948 (New Mexico Dept. of game and fish, 1928)

Birds of New York - Eaton, Elon Howard, 1866 -1934 (University of the State of New York, 1910)

Birds of New York - Eaton, Elon Howard, 1866 -1934 (University of the State of New York, 1914)

The birds of North America : the descriptions of species based chiefly on the collections in the Museum of the Smithsonian Institution - Baird, Spencer Fullerton, 1823 -1887 (J.B. Lippincott & Co, 1860)

Birds of North Carolina - Pearson, T. Gilbert (Thomas Gilbert), 1873 -1943 (Edwards & Broughton printing co., state printers, 1919)

The birds of Old English literature - Whitman, Charles Huntington, 1873 -1937 (1898)

The birds of Ontario being a concise account of every species of bird known to have been found in Ontario, with a description of their nests and eggs, and instructions for collecting birds and preparing and preserving skins ; also, directions how to form a collection of eggs - McIlwraith, Thomas, 1824 -1903 (W. Briggs, 1894)

Birds of Oregon - Gabrielson, Ira Noel, 1889 -1977 (Pub. by Oregon State College through the O.S.C. Cooperative Association, 1940)

The birds of South Africa - Sclater, William Lutley, 1863 -1944 (R. H. Porter, 1900)

The birds of Texas; an annotated check-list - Strecker, John K. (John Kern), 1875 -1933 (The University, 1912)

The birds of the Assyrian monuments and records - Houghton, W. (William), 1828 -1895 (1884)

Birds of the Cleveland region; a check list of species reported within approximately 30 miles of the Cleveland Public Square - Cleveland Museum of Natural History (Cleveland Museum of Natural History, 1950)

Birds of the Crane Pacific expedition - Mayr, Ernst, 1904 -2005 (Field Museum of Natural History, 1938)

Birds of the Harold Hall Australian Expeditions, 1962-1970 : a report on the collections made for the British Museum (Natural History) - Hall, B. P. (Beryl Patricia) (Trustees of the British Museum, 1974)

Birds of the Kansas City region - Harris, Harry, 1878 - (Academy of Sciences of St. Louis], 1919)

Birds of the Kansas City region - Harris, Harry, 1878 - (1919)

The birds of the Leeward islands, Caribbean sea - Cory, Charles B. (Charles Barney), 1857 -1921 (1909)

Birds of the Monongahela National Forest : a checklist - United States. Forest Service. (Forest Service, Dept. of Agriculture, 1996)

Birds of the Nebraska Pine Ridge : Nebraska National Forest (Pine Ridge Ranger District) and Oglala National Grassland - Peterson, Richard A. (Nebraska National Forest, Pine Ridge Ranger District?, 1993)

Birds of the Nebraska Sandhills : Samuel R. McKelvie National Forest and Nebraska National Forest (Bessey Ranger District) - Bessey Ranger District (Neb.) (Nebraska National Forest, Bessey Ranger District, 1993)

Birds of the Schrader Mountain region, New Guinea : results of the American Museum of Natural History expedition to New Guinea in 1964 - LeCroy, Mary (American Museum of Natural History, 1968)

Birds of the southern Lesser Antilles - Clark, Austin Hobart, 1880 -1954 (Printed for the Society of Natural History, 1905)

Birds of the St. Croix River Valley, Minnesota and Wisconsin - Faanes, Craig A. (Fish and Wildlife Service, 1981)

Birds of the Superior National Forest - United States. Forest Service. Eastern Region. (Eastern Region, Forest Service, U.S. Dept. of Agriculture, 1978)

Birds of the Superior National Forest - United States. Forest Service. (Dept. of Agriculture, Forest Service, 1980)

Birds of the West; an account of the lives and the labors of our feathered friends - Holmes, Charles Edgar (Hammond & Stephens co, 1907)

The birds of the West Indies : including all species known to occur in the Bahama Islands, the Greater Antilles, the Caymans, and the Lesser Antilles, excepting the islands of Tobago and Trinidad - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 1889)

Birds of the western slope of the Andes of Peru - Koepcke, Maria (American Museum of Natural History, 1961)

Birds of the White-Fuller Expedition to Kenya, East Africa - Oberholser, Harry C. (Harry Church), 1870 -1963 (Cleveland Museum of Natural History, 1945)

Birds of Washington and vicinity : including adjacent parts of Maryland and Virginia - Bailey, Florence Merriam, 1863 -1948 (Woodward & Lothrop, 1902)

Birds of West Virginia, their economic value and aesthetic beauty ... - West Virginia. State ornithologist. (1923)

Birds of western Canada - Taverner, P. A. (Percy Algernon), 1875 -1947 (King's Printer, 1926)

Birds of western New York - Eaton, Elon Howard, 1866 -1934 (The Society, 1901)

The birds of Wyoming, with an explanation of recent changes in their distribution; economic aspect also considered - Grave, B. H. (Benjamin Harrison), 1878 -1949 (University of Wyoming, 1913)

Birds protected by federal law - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1950)

Blood immunity and blood relationship; a demonstration of certain blood-relationships amongst animals by means of the precipitin test for blood - Nuttall, George Henry Falkiner, 1862 -1937 (University press, 1904)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2003)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1992)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2007)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2011)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2015)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2018)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1993)

Boletim biológico (A Sociedade, 1933)

Boletim do Museu Goeldi (Museu Paraense) de Historia Natural e Ethnographia - Museu Goeldi. (Estabelecimento Graphice de C. Wiegandt, 1906)

Boletim do Museu Goeldi (Museu Paraense) de Historia Natural e Ethnographia - Museu Goeldi. (Estabelecimento Graphice de C. Wiegandt, 1907)

Boletim do Museu Goeldi (Museu Paraense) de Historia Natural e Ethnographia - Museu Goeldi. (Estabelecimento Graphice de C. Wiegandt, 1911)

Boletim do Museu Paraense de Historia Natural e Ethnographia (Museu Goeldi) - Museu Goeldi. (Typ. e Encadernação do Instituto Lauro Sodré, 1900)

Boletim do Museu Paraense Emílio Goeldi. Série ciências naturais - Museu Paraense Emílio Goeldi (O Museu, 2011)

Boletim do Museu Rocha (O Museu, 1911)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1887)

Boletin de la Sociedad de Biología de Concepción - Sociedad de Biología de Concepción. ([Universidad de Concepción], 1957)

Boletin de la Sociedad de Biología de Concepción - Sociedad de Biología de Concepción. ([Universidad de Concepción], 1985)

Boletin de la Sociedad de Biología de Concepción - Sociedad de Biología de Concepción. ([Universidad de Concepción], 2001)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1920)

Bollettino del naturalista : collettore, allevatore, coltivatore, acclimatatore - Brogi, Sigismondo, 1851? -1899 (Ufficio, 1881)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1890)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1898)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1903)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1905)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1907)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1892)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1897)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1898)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1902)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1907)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1909)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1900)

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Bonn zoological bulletin - Zoologisches Forschungsmuseum Alexander Koenig. (Zoologisches Forschungsmuseum Alexander Koenig, 2010)

Bonn zoological bulletin - Zoologisches Forschungsmuseum Alexander Koenig. (Zoologisches Forschungsmuseum Alexander Koenig, 2014)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1953)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1955)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1956)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1960)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1962)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1974)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1975)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1976)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1977)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1978)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1979)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1982)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1983)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1986)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1987)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1989)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1990)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 1973)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 1975)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 1978)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 1984)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 1987)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 1995)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 2000)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 2005)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 2011)

The Botany and natural history of Panama - Missouri Botanical Garden. (Missouri Botanical Garden, 1985)

Botany : current literature - United States. Bureau of Plant Industry. Library. (1923)

Breeder and sportsman ([s.n.], 1913)

Breeder and sportsman ([s.n.], 1915)

Breeder and sportsman ([s.n.], 1916)

The breeding seasons of East African birds - Brown, Leslie, 1917 -1980 (East Africa Natural History Society, 1980)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1879)

Brehms Tierleben; allgemeine kunde des thierreichs. Mit 1910 abbildungen im text, 11 karten und 180 tafeln in farbendruck und holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institute, 1893)

Brehms Tierleben : allgemeine Kunde des Tierreichs : mit 1800 Abbildungen im Text, 9 Karten und 180 Tafeln in Farbendruck und Holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institut, 1891)

Brehms Tierleben. Allgemeine kunde des Tierreichs - Werner, Franz, 1867 -1939 (Bibliographisches Institut, 1911)

Brigham Young University science bulletin. Biological series - Brigham Young University. (Brigham Young University, 1960)

Brigham Young University science bulletin. Biological series - Brigham Young University. (Brigham Young University, 1963)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1980)

British birds (Religious Tract Soc, 1840)

British birds (1947)

British birds (1953)

British birds (1956)