La biodiversidad en Michoacán estudio de estado 2 - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2019)

La biodiversidad en Puebla estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2011)

La biodiversidad en Tabasco estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2019)

La biodiversidad en Veracruz : estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2011)

La biodiversidad en Zacatecas estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2020)

Biodiversity data journal (Pensoft Publishers, 2016)

Biodiversity journal (Edizioni Danaus, 2011)

Biodiversity journal (Edizioni Danaus, 2012)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1933)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1935)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1942)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1953)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1956)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1957)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1963)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1964)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1967)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1941)

Biological notes - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1967)

Biologie : oder Philosophie der lebenden Natur für Naturforscher und Aerzte - Treviranus, Gottfried Reinhold, 1776 -1837 (bey J. F. Röwer, 1803)

Biologische Untersuchungen. Neue Folge ... - Retzius, Gustaf, 1842 -1919 (Samson & Wallin, 1909)

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

Biologisches Zentralblatt (G. Thieme, 1922)

The biology of birds - Thomson, J. Arthur (John Arthur), 1861 -1933 (Macmillan, 1923)

The biology of senescence - Comfort, Alex, 1920 - (Rinehart, 1956)

Biome - National Museum of Natural Sciences (Canada) (The Museum, 1989)

Biome - National Museum of Natural Sciences (Canada) (Musées nationaux du Canada, 1989)

Biometrika - Pearson, Karl, 1857 -1936 (University Press [etc.], 1909)

Biophysical inventory, significant, sensitive and disturbance features of the Whaleback area - Geowest Environmental Consultants Ltd. (GEOWEST Environmental Consultants Ltd, 1997)

Biophysical land classification, range assessment and significant features assessment of the Hand Hills Ecological Reserve - Cornish, Beth. (Alberta Environmental Protection, Resource Data Division, 1997)

Biophysical overview, significant, sensitive and disturbance features of the Eagle Butte sensitive area - Geowest Environmental Consultants Ltd. (GEOWEST Environmental Consultants Ltd, 1996)

Biophysical overview, significant, sensitive and disturbance features of the Saddle Hills, Alberta - Bentz, Jerry A. (GEOWEST Environmental Consultants Ltd, 1999)

Biosphere Reserves, Compilation 4, October 1986: programme on man and the biosphere (MAB) (1986)

Bird and small mammal populations in a grazed and ungrazed riparian habitat in Idaho - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1990)

Bird-architecture - Rennie, James, 1787 -1867 (C. Knight, 1844)

Bird banding in North America : the first hundred years - Jackson, Jerome A (Nuttall Ornithological Club, 2008)

Bird behaviour psychical and physiological - Finn, Frank, 1868 -1932 (Dodd, Mead, 1919)

Bird blow flies (Protocalliphora) in North America (Diptera: Calliphoridae), with notes on the Palearctic species - Sabrosky, Curtis W. (Curtis Williams), 1910 -1997 (Smithsonian Institution Press, 1989)

The bird book, illustrating in natural colors more than seven hundred North American birds, also several hundred photographs of their nests and eggs - Reed, Chester A. (Chester Albert), 1876 -1912 (C. K. Reed, 1914)

The bird book : illustrating in natural colors more than seven hundred North American birds; also several hundred photographs of their nests and eggs - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page & company, 1915)

The bird flies, genus Carnus : species revision, generic relationships, and a fossil Meoneura in amber (Diptera, Carnidae) - Grimaldi, David A. (American Museum of Natural History, 1998)

Bird friends : a complete bird book for Americans - Fuertes, Louis Agassiz, 1874 -1927 (Houghton Mifflin, 1916)

Bird friends, a complete bird book for Americans - Trafton, Gilbert H. (Gilbert Haven), 1874 - (Houghton, 1916)

Bird friends; a complete bird book for Americans - Trafton, Gilbert H. (Gilbert Haven), 1874 - (Houghton Mifflin company, 1916)

Bird guide - Reed, Chester A. (Chester Albert), 1876 -1912 (Musson, 1906)

Bird guide. Part 2, Land birds east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Musson Book Co, 1909)

Bird guide. from parrots to bluebirds. Part 2, Land birds east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Reed, 1906)

Bird guide : land birds east of the Rockies from parrots to bluebirds - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page, 1916)

Bird guide : land birds east of the Rockies from Parrots to Bluebirds - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page, and Co, 1926)

Bird guide...east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page & Co, 1910)

Bird-hunting through wild Europe - Lodge, R B (D. Appleton, 1909)

Bird-hunting through wild Europe - Lodge, R. B. (Robert Culley, 1908)

Bird-keeping. A practical guide for the management of singing and cage birds - Dyson, C. E. (F. Warne and co, 1889)

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)

The bird-life of London - Dixon, Charles, 1858 -1926 (W. Heinemann, 1909)

Bird life of North Carolina's Shining Rock Wilderness - North Carolina Biological Survey. ([North Carolina Biological Survey, N.C. State Museum of Natural Sciences], 1994)

The bird life of Texas - Fuertes, Louis Agassiz, 1874 -1927 (University of Texas Press, 1974)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1907)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1907)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1910)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1908)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1899)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1914)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1913)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1914)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1920)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1920)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1922)

Bird migration in the Mississippi Valley - Widmann, Otto (The American Field, 1883)

Bird neighbors; an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Garden City Pub. Co, 1922)

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

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

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

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1918)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1989)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1990)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1991)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1994)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1997)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 2005)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 2006)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 2007)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 2008)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 2009)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 2010)

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 (1970)

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

Bird status and distribution on the Cedar River and Grand River National Grasslands, 2011 - Dakota Prairie National Grasslands (Agency : U.S.) (U.S. Dept. of Agriculture, Forest Service, Dakota Prairie Grasslands, 2011)

Bird status and distribution on the Fort Pierre National Grassland, 2016 - Mares, Ruben, (Forest Service, Department of Agriculture, 2016)

Bird studies; an account of the land birds of eastern North America - Scott, William Earl Dodge, 1852 -1910 (G. P. Putnam's Sons, 1898)

Birds and nature (A.W. Mumford, Publisher, 1902)

Birds and nature in natural colors : being a scientific and popular treatise on four hundred birds of the United States and Canada (A.W. Mumford, Publisher, 1913)

Birds and their nests and eggs : found in and near great towns - Vos, George Herklots. (G. Routledge, 1907)

Birds beneficial to agriculture - Frohawk, Frederick William, 1861 -1946 (Printed by order of the Trustees of the British museum, 1919)

Birds - Baird, Spencer Fullerton, 1823 -1887 (1858)

Birds from Moidart and elsewhere - Blackburn, Jemima, 1823 -1909 (David Douglas, 1895)

Birds I have kept in years gone by : with original anecdotes and full directions for keeping them successfully - Greene, W. T. (William Thomas) (L. Upcott Gill, 1885)

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; a miscellaneous collection of 37 pamphlets about birds - Biological Society of Washington (1910-1913, 1914)

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.), 1906)

Birds of Algonquin Provincial Park, Ontario - Royal Ontario Museum of Zoology. (s.n.], 1938)

Birds of America - Pearson, T. Gilbert (Thomas Gilbert), 1873 -1943 (The University Society, 1923)

The Birds of Asia - Sharpe, Richard Bowdler, 1847 -1909 (Printed by Taylor and Francis, published by the author, 1850)

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

The birds of Ayrshire and Wigtownshire - Gray, Robert, 1825 -1887 (T. Murray, 1869)

The birds of Berkshire and Buckinghamshire : a contribution to the natural history of the two counties - Kennedy, Alexander W. M. Clark (Alexander William Maxwell Clark), 1851 -1894 (Ingalton and Drake, 1868)

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 (David Douglas, 1889)

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)