Birds of La Plata - Hudson, W. H. (William Henry), 1841 -1922 (J.M. Dent & Sons ltd, 1920)

Birds of Michigan - Cook, Albert John, 1842 -1916 (R. Smith & co., state printers and binders, 1893)

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 other lands, reptiles, fishes, jointed animals and lower forms - Cornish, C. J. (Charles John), 1858 -1906 (University Society, 1917)

Birds of Porto Rico - Wetmore, Alexander, 1886 -1978 (U.S. Dept. of Agriculture, 1916)

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)

The birds of South Africa : a descriptive catalogue of all the known species occurring south of the 28th parallel of south latitude - Layard, Edgar Leopold, 1824 -1900 (Juta, 1867)

The birds of South America - Swann, H. Kirke (Harry Kirke), 1871 -1926 (R. H. Porter [etc, 1912)

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

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)

The birds of the Isle of Pines - Todd, W. E. Clyde (Walter Edmond Clyde), 1874 -1969 (1916)

Birds of the Kelley-Roosevelts expedition to French Indo-China - Bangs, Outram, 1862 -1932 (1931)

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; an illustrated natural history, prepared by workers of the Federal Writers Project of the Works Progress Administration in the city of New York; with art work by the WPA Federal Art Project in the city of New York; sponsored by the Guilds Committee for Federal Writers Publications, inc - Federal Art Project (New York, N.Y.) (A. Whitman & Co, 1938)

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

Birds of the world; a popular account - Ridgway, Robert, 1850 -1929 (Holt, 1909)

The birds of Tierra del Fuego - Crawshay, Richard, 1862 -1958 (B. Quaritch, 1907)

Birds: the elements of ornithology ; with 174 illustrations whereof 140 are original drawings - Mivart, St. George Jackson, 1827 -1900 (R.H. Porter, 1892)

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)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1904)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1910)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1885)

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

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

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

The Book of birds (class aves) - Society for Promoting Christian Knowledge (Great Britain). General Literature Committee. (John W. Parker, 1837)

Bosquejo geogrāfico ē histōrico-natural del archipiēlago Filipino - Jordana y Morera, Ramón (Imprenta de Moreno y Rojas, 1885)

Breeding of farm animals - Harper, Merritt W. (Merritt Wesley), 1877 - (Orange Judd, 1914)

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 Tierreichs - Werner, Franz, 1867 -1939 (Bibliographisches Institut, 1911)

British birds (1930)

British birds (1971)

British birds (1992)

British birds (1993)

British Central Africa : an attempt to give some account of a portion of the territories under British influence, north of the Zambesi - Johnston, Harry, 1858 -1927 (Arnold, 1897)

British Central Africa; an attempt to give some account of a portion of the territories under British influence north of the Zambezi - Johnston, Harry, 1858 -1927 (Edward Arnold, 1897)

The British cyclopaedia of natural history; combining a scientific classification of animals, plants, and minerals, with a popular view of their habits, economy, and structure. By authors eminent in their particular department - Partington, Charles Frederick, 1857? (Orr & Smith, 1835)

The British cyclopædia of natural history: combining a scientific classification of animals, plants, and minerals ... - Partington, Charles Frederick, 1857? (Orr & Smith, 1835)

British journal of entomology and natural history - British Entomological; Natural History Society. (British Entomological and Natural History Society, 2003)

British Ornithologists' Club occasional publications - British Ornithologists' Club. (British Ornithologists' Club, 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, 2000)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2001)

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)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2005)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2006)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2007)

Buffon's natural history - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (Printed for the editor & sold by T. Tegg, Cheapside, & R. Griffin, Glasgow, 1821)

Buffon's natural history: containing a full and accurate description of the animated beings in nature - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (Milner and Sowerby, 1800)

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

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1977)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1978)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1979)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1980)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1984)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1985)