British birds (2016)

British birds (1994)

British birds (2012)

British birds (2013)

British birds (2014)

British birds (2015)

British birds - Jardine, William, 1800 -1874 (W.H. Lizars [etc.], 1843)

British birds' eggs and nests, popularly described - Atkinson, J. C. (John Christopher), 1814 -1900 (s.n, 1861)

British birds' eggs and nests, popularly described - Atkinson, J. C. (John Christopher), 1814 -1900 (G. Routledge and Sons, 1867)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (G. Routledge & Sons, limited, 1909)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (Society for Promoting Christian Knowledge, 1867)

British journal of entomology and natural history - British Entomological; Natural History Society. (British Entomological and Natural History Society, 1999)

British Ornithologists' Club occasional publications - British Ornithologists' Club. (British Ornithologists' Club, 1997)

Brotéria : revista de sciencias naturaes do Collegio de S. Fiel - Collégio de S. Fiel (La Bécarre, 1902)

Brothers EIS area in Central Oregon : wildlife habitat interrelationships : working draft - United States. Bureau of Land Management. Oregon State Office. (Bureau of Land Management, Oregon State Office, 1982)

Bruneau-Owyhee sage-grouse habitat project (BOSH) : final environmental impact statement - United States. Bureau of Land Management. Boise District Office. (U.S. Department of the Interior, Bureau of Land Management, Boise District Office, 2018)

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, 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, 2006)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2008)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1971)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1897)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1898)

Bulletin - National Institutes of Health (U.S.) (U.S. Govt. Print. Off, 1907)

Bulletin - Société des amis des sciences naturelles de Rouen. (1889)

Bulletin - Société des amis des sciences naturelles de Rouen. (1891)

Bulletin - National Museum of Canada. (National Museum of Canada, 1926)

Bulletin - National Museum of Canada. (National Museum of Canada, 1929)

Bulletin - New York State Museum. (University of the State of New York, State Education Dept, 2009)

Bulletin - National Museum of Canada. (National Museum of Canada, 1934)

Bulletin - United States National Museum (G.P.O, 1927)

Bulletin - United States National Museum (G.P.O, 1937)

Bulletin - National Museum of Canada. (National Museum of Canada, 1940)

Bulletin - National Museum of Canada. (National Museum of Canada, 1967)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1893)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1895)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1905)

Bulletin d'écologie - Société Française D'Écologie (Masson, 1976)

Bulletin de la Classe physico-mathématique de l'Académie impériale des sciences de Saint-Pétersbourg - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia). Fiziko-matematicheskoe otdielenīe. (W. Graeff, 1843)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1857)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1871)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1879)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1886)

Bulletin de la Société d'histoire naturelle de Toulouse - Société d'histoire naturelle de Toulouse. (Bonnal et Gibrac, 1876)

Bulletin de la Société d'histoire naturelle du Département de la Moselle - Société d'histoire naturelle de la Moselle. ([s.n.], 1845)

Bulletin de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (La Société, 1999)

Bulletin de la Société nationale d'acclimatation de France - Société nationale d'acclimatation de France (Société nationale d'acclimatation de France, 1902)

Bulletin de la Société nationale d'acclimatation de France - Société nationale d'acclimatation de France (Société nationale d'acclimatation de France, 1910)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1876)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1877)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1883)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1884)

Bulletin du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Imprimerie nationale, 1969)

Bulletin du Musée royal d'histoire naturelle de Belgique = Mededeelingen van het Korinklijk Natuurhistorisch Museum van België - Musée royal d'histoire naturelle de Belgique. (Le Musée, Imprimeur du Roi, 1886)

Bulletin du Musée royal d'histoire naturelle de Belgique = Mededeelingen van het Korinklijk Natuurhistorisch Museum van België - Musée royal d'histoire naturelle de Belgique. (Le Musée, Imprimeur du Roi, 1887)

Bulletin du Muséum national d'histoire naturelle. Série 3, Zoologie - Muséum national d'histoire naturelle (France) (1972)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1921)

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, 2001)

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, 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, 2008)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2010)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2011)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2013)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2015)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2016)

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1923)

Bulletin of the Bird Club of Princeton University - Scott, William Earl Dodge, 1852 -1910 (The Club, 1901)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1960)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1988)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1899)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1924)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1963)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1969)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1973)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1980)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1982)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1981)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1984)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1985)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1992)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1994)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1999)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2005)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2006)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2011)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2012)

Bulletin of the Department of Geology - University of California, Berkeley. Department of Geology. (The University Press, 1906)

Bulletin of the Department of Geology - University of California, Berkeley. Department of Geology. (The University Press, 1910)

Bulletin of the Department of Geology - University of California, Berkeley. Department of Geology. (The University Press, 1912)

Bulletin of the Department of Geology - University of California, Berkeley. Department of Geology. (The University Press, 1915)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1875)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1893)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1895)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1894)

Bulletin of the Michigan Ornithological Club - Michigan Ornithological Club. (The Club, 1903)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1871)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1872)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1949)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1953)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1961)

Bulletin of the Nuttall Ornithological Club - Baird, Spencer Fullerton, 1823 -1887 (The Club, 1880)

Bulletin - Southern California Academy of Sciences. (The Academy, 1982)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1959)

Bulletin - Southern California Academy of Sciences. (The Academy, 1991)

Bulletin - Southern California Academy of Sciences. (The Academy, 2009)

Bulletin - Southern California Academy of Sciences. (The Academy, 2018)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2009)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2014)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2015)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2016)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2020)

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1880)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1885)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1950)