La biodiversidad en Chihuahua : estudio de estado - Barajas, Nélida (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2014)

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

La biodiversidad en Durango estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2017)

La biodiversidad en Guanajuato: estudio de Estado - Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO) (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2012)

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

La biodiversidad en Michoacán: estudio de estado - Leal Nares, Oscar Adrián (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2005)

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 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 journal (Edizioni Danaus, 2012)

Biodiversity journal (Edizioni Danaus, 2015)

Biologia centrali-americana: Aves - Godman, Frederick Du Cane, 1834 -1919 (R.H. Porter], 1879)

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

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1962)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1966)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1980)

A biological survey of the Pribilof islands, Alaska. I. Birds and mammals - United States. Bureau of Biological Survey. (Govt. Print. Off, 1923)

Biologische Untersuchungen. Neue Folge ... - Retzius, Gustaf, 1842 -1919 (Samson & Wallin, 1911)

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

Biology - Kimball, John W. (Addison-Wesley Pub. Co, 1974)

Biology code of the Chemical-Biological Coordination Center - National Research Council (U.S.). Chemical-Biological Coordination Center. (1960)

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

Bird biographies - Ball, Alice Eliza, 1867 -1948 (Dodd, Mead, 1923)

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 / A. J. R. Roberts - Roberts, Arthur James Rooker. (John Lane, 1903)

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

Bird-life; a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton and company, 1900)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1902)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1902)

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. (Macmillan Co, 1909)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1912)

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, 1920)

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

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1917)

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

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1919)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1922)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1923)

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

Bird-song and New Zealand song birds - Andersen, Johannes C. (Johannes Carl), 1873 -1962 (Whitcombe and Tombs, 1926)

Birdcraft : a field book of two hundred song, game, and water birds - Fuertes, Louis Agassiz, 1874 -1927 (Macmillan Co, 1899)

Birdcraft : a field book of two hundred song, game, and water birds - Wright, Mabel Osgood, 1859 -1934 (Macmillan, 1895)

Birdcraft : a field book of two hundred song, game, and water birds - Fuertes, Louis Agassiz, 1874 -1927 (Macmillan Co, 1897)

Birds & nature magazine - Higley, William Kerr, 1860 -1908 (nature study publishing company [etc.], 1896)

Birds and nature (A.W. Mumford, Publisher, 1901)

Birds and nature (A.W. Mumford, Publisher, 1904)

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 around New York City, where and when to find them - Linnaean Society of New York (1942)

Birds - Oates, Eugene William, 1845 -1911 (Taylor & Francis, 1922)

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

Birds. Collected excerpts from v. 10 of Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (1900)

Birds in legend, fable and folklore - Ingersoll, Ernest, 1852 -1946 (Longmans, Green and co, 1923)

Birds in their relation to agriculture : the wealth of Montana as shown by statistics - Elrod, Morton J. (Morton John), 1863 -1953 ([s.n.], 1904)

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

Birds' nests; an introduction to the science of caliology - Dixon, Charles, 1858 -1926 (G. Richards, 1902)

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 America, from drawings made in the United States and their territories - Audubon, John James, 1785 -1851 (G.R. Lockwood, 1871)

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, 1919)

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

Birds of Buzzard's Roost, one for each week, and other essays - Woollen, William Watson, 1838 -1921 (Scott-Miller Company, 1907)

The birds of California : a complete, scientific and popular account of the 580 species and subspecies of birds found in the state - Finley, William L. (William Lovell), 1876 -1953 (South Moulton Company, 1923)

The birds of California : a complete, scientific and popular account of the 580 species and subspecies of birds found in the state - Brooks, Allan 1869 -1946 (South Moulton, 1923)

The birds of Canada : with descriptions of their habits, food, nests, eggs, times of arrival and departure - Ross, Alexander Milton, 1832 -1897 (Rowsell and Hutchison, 1873)

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

Birds of Cimarron National Grassland - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain, Forest and Range Experiment Station, 1996)

Birds of eastern Canada - Taverner, P. A. (Percy Algernon), 1875 -1947 (J. de L. Taché, Printer, 1919)

Birds of eastern Canada - Taverner, P. A. (Percy Algernon), 1875 -1947 (F. A. Acland, 1922)

The birds of eastern North America known to occur east of the ninetieth meridian - Field Museum of Natural History. (Bay State Pub. Co, 1900)

The birds of eastern North America known to occur east of the ninetieth meridian - Field Columbian Museum. (Printed for the Field Columbian Museum [by A. Mudge], 1899)

The birds of eastern North America : with original descriptions of all the species which occur east of the Mississippi River, between the Arctic circle and the Gulf of Mexico, with full notes upon their habits, etc - Maynard, C. J. (Charles Johnson), 1845 -1929 (C.J. Maynard & co, 1896)

The birds of El Salvador - Dickey, Donald R. (Donald Ryder), 1887 -1932 (Field Museum of Natural History, 1938)

The birds of Guyana (formerly British Guinna) : a check list of 720 species - Snyder, Dorothy Eastman. (Peabody Museum, 1966)

The birds of Illinois and Wisconsin - Cory, Charles B. (Charles Barney), 1857 -1921 (Field Museum of Natural History, 1909)

The birds of Illinois and Wisconsin - Cory, Charles B. (Charles Barney), 1857 -1921 (1909)

The birds of Iowa - Anderson, Rudolph Martin, 1876 -1961 (Davenport Academy of Sciences, 1907)

The birds of Lincolnshire - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1955)

Birds of Madison County, New York - Embody, George Charles, 1876 -1939 ([Republican Press], 1901)

Birds of Maryland and the District of Columbia - Robbins, Chandler S. (U.S. Dept. of the Interior, Fish and Wildlife Service, 1958)

The birds of New England and adjacent states : ... arranged by a long-approved classification and nomenclature ... with illustrations of many species of the birds and accurate figures of their nests and eggs - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Noyes, Holmes, and company, 1872)

The birds of New England and adjacent states : containing descriptions of the birds of New England, and adjoining states and provinces, arranged by a long-approved classification and nomenclature ... with illustrations of many species of the birds, accurate figures of their nests and eggs - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Noyes, Holmes, and company, 1875)

The birds of New England - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Noyes, Holmes, 1870)

The birds of New Hampshire - Fox, Robert P. ([Nuttall Ornithological Club], 2013)

Birds of New Mexico - Bailey, Florence Merriam, 1863 -1948 (New Mexico Dept. of game and fish, 1928)

Birds of New York - Eaton, Elon Howard, 1866 -1934 (University of the State of New York, 1910)

Birds of New York - Eaton, Elon Howard, 1866 -1934 (University of the State of New York, 1914)

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)