The birds of India : being a natural history of all the birds known to inhabit continental India, with descriptions of the species, genera, families, tribes, and orders, and a brief notice of such families as are not found in India, making it a manual of ornithology specially adapted for India - Jerdon, T. C. (Thomas Claverhill), 1811 -1872 (Printed for the Author by the Military Orphan Press, 1862)

The birds of India : being a natural history of all the birds known to inhabit continental India, with descriptions of the species, genera, families, tribes, and orders, and a brief notice of such families as are not found in India, making it a manual of ornithology specially adapted for India - Jerdon, T. C. (Thomas Claverhill), 1811 -1872 (Printed for the Author by the Military Orphan Press, 1864)

The birds of Ireland; an account of the distribution, migrations and habits of birds as observed in Ireland, with all additions to the Irish list - Ussher, Richard John, 1841 -1913 (Gurney and Jackson (successors to Mr. Van Voorst), 1900)

The birds of North America : one hundred and nineteen artistic colored plates representing the different species and varieties drawn and colored from nature : including a copious text giving a popular account of their habits and characteristics, based on observations made in the field by the most eminent writers on ornithology : prefaced by a systematic table and index to page, plate and figure - Chapman, Frank M. (Frank Michler), 1864 -1945 (Published under the auspices of the Natural Science Association of America, 1903)

The birds of North America; one hundred and nineteen artistic colored plates representing the different species and varieties, drawn and colored from nature. Including a copious text giving a popular account of their habits and characteristics, based on observations made in the field by the most eminent writers on ornithology. Prefaced by a systematic table and index to page, plate and figure. Arranged according to the classification adopted by the American Ornithologists' Union - Chapman, Frank M. (Frank Michler), 1864 -1945 (Published under the auspices of the Natural Science Association of America, 1895)

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)

The birds of North and Middle America : a descriptive catalogue of the higher groups, genera, species, and subspecies of birds known to occur in North America, from the Arctic lands to the Isthmus of Panama, the West Indies and other islands of the Caribbean sea, and the Galapagos Archipelago - Ridgway, Robert, 1850 -1929 (Govt. Print. Off, 1919)

Birds of Samoa ; a manual of ornithology of birds inhabiting these islands - Mitchell, Mason. (Printed on the London missionary society's press, Malua, 1909)

The birds of South Africa - Sclater, William Lutley, 1863 -1944 (R. H. Porter, 1906)

The birds of South Africa - Sharpe, Richard Bowdler, 1847 -1909 (Bernard Quaritch, 1875)

Birds of South Carolina - Wayne, Arthur Trezevant, 1863 -1930 ([The Daggett Printing Co.], 1910)

The birds of St. Vincent - Clark, Austin Hobart, 1880 -1954 (1904)

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

The birds of the Bahama Islands : containing many birds new to the Islands, and a number of undescribed winter plumages of North American birds - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 1890)

Birds of the Bahama islands; containing many birds new to the islands, and a number of undescribed winter plumages of North American species - Cory, Charles B. (Charles Barney), 1857 -1921 (The author, 1880)

The birds of the Bermudas - Reid, Savile Grey, 1845 -1915 (Bermuda, Printed at the Royal Gazette Office, 1883)

The birds of the British Isles and their eggs. Second series, Comprising families Anatidae to Tetraonidae - Coward, T. A. (Thomas Alfred), 1867 -1933 (F. Warne, 1920)

Birds of the British Isles - Duncan, John. (W. Scott, 1898)

Birds of the Hawaiian Islands; being a complete list of the birds of the Hawaiian possessions, with notes on their habits - Henshaw, Henry W. (Henry Wetherbee), 1850 -1930 (H. T., T. G. Thrum, 1902)

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

Birds of the Northwest: a hand-book of the ornithology of the region drained by the Missouri River and its tributaries - Coues, Elliott, 1842 -1899 (Govt. Print. Off, 1874)

Birds of the plains - Dewar, Douglas, 1875 -1957 (J. Lane, 1909)

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

Birds of the United States east of the Rocky Mountains, a manual for the identification of species in hand or in the bush - Apgar, A. C. (Austin Craig), 1838 -1908 (American book company, 1898)

Birds of the United States east of the Rocky Mountains; a manual for the identification of species in hand or in the bush - Apgar, A. C. (Austin Craig), 1838 -1908 (American Book Co, 1898)

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 world for young people - Knight, Charles Robert, 1874 -1953 (F.A. Stokes Company, 1909)

Birds of western and northwestern Mexico - Lawrence, George N. (George Newbold), 1806 -1895 (Published by the Society, 1874)

The birds of Yorkshire : being a historical account of the avi-fauna of the County - Boyes, F. (A. Brown, 1907)

The birds of Yorkshire : being a historical account of the avi-fauna of the county - Boyes, F. (A. Brown, 1907)

Birds protected by federal law - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1966)

Birds protected by federal law - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1965)

Birds the world over, as shown in habitat groups in Chicago Natural History Museum - Chicago Natural History Museum. (1954)

Boletim da Sociedade Broteriana - Sociedade Broteriana. (Instituto Botânico da Universidade de Coimbra, 1882)

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

Boletim do Museu Paraense Emílio Goeldi. Zool - Museu Paraense Emílio Goeldi (O, 1984)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1893)

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

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1964)

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

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

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

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

Breeding biology of the blue-faced booby, Sula dactylatra personata, on Green Island, Kure Atoll - Nuttall Ornithological Club. ([Nuttall Ornithological Club], 1969)

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, 1892)

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

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 2018)

The British bird book : an account of all the birds, nests and eggs found in the British Isles - Jourdain, F. C. R. (Francis Charles Robert), 1865 -1940 (T.C. & E.C. Jack, 1910)

British birds (1909)

British birds (1929)

British birds (1958)

British birds (1960)

British birds (1962)

British birds (1965)

British birds (1969)

British birds (1970)

British birds (1971)

British birds (1972)

British birds (1975)

British birds (1983)

British birds (1992)

British birds (1993)

British birds (2004)

British birds (2005)

British birds (2006)

British birds (2007)

British birds (2008)

British birds (2010)

British birds (2011)

British birds (2012)

British birds (2015)

British birds (2016)

British birds' eggs and nests, popularly described - Atkinson, J. C. (John Christopher), 1814 -1900 (G. Routledge, 1898)

British birds: key list - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R. H. Porter, 1892)

British birds : key list - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R.H. Porter, 1888)

British birds with their nests and eggs - Frohawk, Frederick William, 1861 -1946 (Brumby & Clarke, 1896)

British birds - Thorburn, Archibald, 1860 -1935 (Longmans, Green, 1915)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 1997)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 1998)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2002)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2003)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1973)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1975)

Bulletin - Pacific Seabird Group. (The Group, 1983)

Bulletin - Pacific Seabird Group. (The Group, 1984)

Bulletin - Pacific Seabird Group. (The Group, 1986)

Bulletin - Pacific Seabird Group. (The Group, 1987)

Bulletin - Pacific Seabird Group. (The Group, 1988)

Bulletin - United States National Museum (G.P.O, 1917)

Bulletin - United States National Museum (G.P.O, 1921)

Bulletin - United States National Museum (G.P.O, 1922)

Bulletin - United States National Museum (G.P.O, 1931)

Bulletin - United States National Museum (G.P.O, 1938)

Bulletin - United States National Museum (G.P.O, 1946)

Bulletin - United States National Museum (G.P.O, 1963)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1888)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1911)

Bulletin de la Société d'histoire naturelle de Colmar - Société d'histoire naturelle de Colmar. (Société d'histoire naturelle de Colmar, 1895)

Bulletin de la Société philomathique de Paris - Société Philomathique de Paris. (Société philomathique de Paris, 1877)

Bulletin de la Société philomathique de Paris - Société Philomathique de Paris. (Société philomathique de Paris, 1878)

Bulletin de la Société des sciences naturelles de l'Ouest de la France - Société des sciences naturelles de l'Ouest de la France. (Société des sciences naturelles de l'Ouest de la France [etc.], 1905)

Bulletin de la Société des sciences naturelles de l'Ouest de la France - Société des sciences naturelles de l'Ouest de la France. (Société des sciences naturelles de l'Ouest de la France [etc.], 1910)

Bulletin de la Société entomologique de France - Société entomologique de France. (La Société, 1903)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1889)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1902)

Bulletin from the laboratories of natural history of the State University of Iowa - University of Iowa. (The University, 1895)

Bulletin - Nigerian Ornithologists' Society - Nigerian Ornithologists' Society. (Ahmadu Bello University Press, 1975)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1994)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1996)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1997)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1998)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1999)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2002)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2004)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2005)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2006)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2007)