Bibliotheca zoologica [I] Verzeichniss der Schriften über zoologie, welche in den Periodischen werken enthalten und vom Jahre 1846-1860 selbständig erschienen Sind - Carus, Julius Victor, 1823 -1903 (W. Engelmann, 1861)

Bibliotheca zoologica II. verzeichness der schriften über zoologie welche in den periodischen werken enthalten und vom jahre 1861-1880 selbständig erschienen sind, mit einschluss der allgemein-naturgeschichtlichen, periodischen und paleontologischen schriften - Carus, Julius Victor, 1823 -1903 (Wilhelm Engelmann, 1887)

Bidrag till kännedom av Finlands natur och folk / utgivna av Finska Vetenskaps-Societeten - Suomen Tiedeseura (Finska vetenskaps-societeten, 1873)

Bidrag till kännedom av Finlands natur och folk / utgivna av Finska Vetenskaps-Societeten - Suomen Tiedeseura (Finska vetenskaps-societeten, 1911)

Bidrag till kännedom av Finlands natur och folk / utgivna av Finska Vetenskaps-Societeten - Suomen Tiedeseura (Finska vetenskaps-societeten, 1919)

Bihang till Kongl. Svenska vetenskaps-akademiens handlingar - Kungl. Svenska vetenskapsakademien. (K. Svenska vetenskaps-akademien, 1872)

Bihang till Kongl. Svenska vetenskaps-akademiens handlingar - Kungl. Svenska vetenskapsakademien. (K. Svenska vetenskaps-akademien, 1887)

Bihang till Kongl. Svenska vetenskaps-akademiens handlingar - Kungl. Svenska vetenskapsakademien. (K. Svenska vetenskaps-akademien, 1892)

Bilder-Atlas zum Conversations-Lexicon. Ikonographische Encyklopädie der Wissenschaften und Künste - Heck, J. G. (Johann Georg), 1857 (F.A. Brockhaus, 1849)

Binomial and trinomial index to The auk, 1884-1940, also including the Nuttall bulletin, 1876-1883, and the A.O.U. check-list of North American birds (all seven editions) - Pollock, Andrew W. ([Andrew W. Pollock III], 2015)

Bio-ecology - Clements, Frederic E. (Frederic Edward), 1874 -1945 (J. Wiley & Sons, inc, 1939)

La biodiversidad en la Ciudad de México - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2016)

Biologia Centrali-Americana :zoology, botany and archaeology - Godman, Frederick Du Cane, 1834 -1919 (Published for the editors by R. H. Porter], 1901)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1906)

Biologie : oder Philosophie der lebenden Natur für Naturforscher und Aerzte - Treviranus, Gottfried Reinhold, 1776 -1837 (bey J. F. Röwer, 1821)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1894)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1896)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1897)

Biologisches Zentralblatt (G. Thieme, 1921)

The biologist's handbook of pronunciations - Jaeger, Edmund C. (Edmund Carroll) 1887 -1983 (Thomas, 1960)

Bird gods - De Kay, Charles, 1848 -1935 (A.S. Barnes & co, 1898)

Bird hunting on the White Nile; a naturalist's experiences in the Soudan - Witherby, H. F. (Harry Forbes), 1873 -1944 (The Office of "Knowledge", 1902)

Bird-life; being a history of the bird, its structure, and habits, together with sketches of fifty different species - Brehm, Alfred Edmund, 1829 -1884 (J. Van Voorst, 1874)

Bird life in arctic Norway : a popular brochure - Collett, Robert, 1842 -1913 (H.R. Porter, 1894)

Bird news - Avicultural Society of California. (Avicultural Society of California, 1909)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1911)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1912)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1914)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1915)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1920)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1913)

Bird Report / Ornithological Society of Turkey - Royal Society for the Protection of Birds (1966)

Bird Report / Ornithological Society of Turkey - Royal Society for the Protection of Birds (1968)

Bird Report / Ornithological Society of Turkey - Royal Society for the Protection of Birds (1970)

Bird Report / Ornithological Society of Turkey - Royal Society for the Protection of Birds (1974)

Birds in a village - Hudson, W. H. (William Henry), 1841 -1922 (Lippincott ; London : Chapman & Hall, 1893)

Birds in their relation to man - Dearborn, Ned (J. B. Lippincott company, 1935)

Birds in their relations to man : a manual of economic ornithology for the United States and Canada - Dearborn, Ned (Lippincott, 1916)

Birds in their relations to man; a manual of economic ornithology for the United States and Canada - Dearborn, Ned (Lippincott, 1916)

Birds in their relations to man; a manual of economic ornithology for the United States and Canada - Dearborn, Ned (J. B. Lippincott Company, 1903)

Birds in town & village - Hudson, W. H. (William Henry), 1841 -1922 (J.M. Dent, 1919)

Birds in town & village - Hudson, W. H. (William Henry), 1841 -1922 (J. M. Dent, 1919)

Birds in town & village, by W.H. Hudson ... - Hudson, W. H. (William Henry), 1841 -1922 (E.P. Dutton & Co, 1920)

Birds in town & village, by W.H. Hudson... - Hudson, W. H. (William Henry), 1841 -1922 (E.P. Dutton & company, 1920)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2010)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2011)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2012)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2013)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2014)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2015)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2016)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2017)

Birds' nesting in India: a calendar of the breeding seasons, and a popular guide to the habits and haunts of birds - Marshall, G. F. L. (George Frederick Leycester), 1843 -1934 (Calcutta Central Press, 1877)

Birds' nesting in India. A calendar of the breeding seasons, and a popular guide to the habits and haunts of birds. Illustrated - Marshall, G. F. L. (George Frederick Leycester), 1843 -1934 (Calcutta Central Press, 1877)

The birds of Africa, comprising all the species which occur in the Ethiopian region - Sclater, William Lutley, 1863 -1944 (Published for the author by R.H. Porter (18 Princes Street, Cavendish Square, W.), 1896)

The birds of Australia - Gould, John 1804 -1881 (Printed by R. and J. E. Taylor; pub. by the author, 1848)

The Birds of Australia - Grönvold, Henrik, 1858 -1940 (Witherby & Co, 1910)

The Birds of Australia - Grönvold, Henrik, 1858 -1940 (Witherby & Co, 1920)

The Birds of Australia - Grönvold, Henrik, 1858 -1940 (Witherby & Co, 1925)

The birds of Berwickshire; with remarks on their local distribution migration, and habits, and also on the folk-lore, proverbs, popular rhymes and sayings connected with them - Muirhead, George. (D. Douglas, 1889)

The birds of British Guiana : based on the collection of Frederick Vavasour McConnell - Chubb, Charles, 1851 -1924 (Bernard Quaritch, 1916)

The birds of Celebes and the neighbouring islands - Meyer, Adolf Bernhard, 1840 -1911 (R. Friedländer & Sohn, 1898)

The birds of Chile - Hellmayr, Carl Eduard, 1878 -1944 (Field Museum of Natural History, 1932)

Birds of Darjeeling and India - Mackintosh, L. J. (Printed by J.N. Banerjee & son, 1915)

Birds of Eastern and Southern Asia - Balfour, Edward, 1813 -1889 (s.n, 1873)

The Birds of Europe - Lear, Edward, 1812 -1888 (Printed by R. and J.E. Taylor, pub. by the author, 1837)

The birds of Great Britain - Gould, John 1804 -1881 (Printed by Taylor and Francis, published by the author, 1873)

The birds of Great Britain, systematically arranged, accurately engraved, and painted from nature ... - Lewin, William, 1795 (1797)

The birds of Hampshire and the Isle of Wight - Kelsall, J. E. (Witherby, 1905)

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 Indiana : a descriptive catalog of the birds that have been observed within the state, with an account of their habits - Butler, Amos W. (Amos William), 1860 -1937 (W. B. Burford, Contractor for State Printing, 1898)

The birds of Norfolk : with remarks on their habits, migration, and local distribution - Southwell, Thomas, 1831 -1909 (J. Van Voorst, 1866)

The birds of Norfolk, with remarks on their habits, migration, and local distribution - Southwell, Thomas, 1831 -1909 (J. Van Voorst, 1870)

The birds of Norfolk, with remarks on their habits, migration, and local distribution - Southwell, Thomas, 1831 -1909 (J. Van Voorst, 1866)

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

The birds of our country - Stewart, H. E. (Digby, Long & Co, 1898)

The birds of our country - Stewart, H. E. (Digby, Long, 1897)

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)