La biodiversidad en Aguascalientes : estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2008)

La biodiversidad en Campeche : estudio de Estado - Villalobos-Zapata, Guillermo Jorge (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2010)

La biodiversidad en Chiapas : estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2013)

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

La biodiversidad en Coahuila estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2018)

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 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 data journal (Pensoft Publishers, 2023)

Biodiversity data journal (Pensoft Publishers, 2021)

Biodiversity journal (Edizioni Danaus, 2011)

Biodiversity journal (Edizioni Danaus, 2012)

Biodiversity journal (Edizioni Danaus, 2013)

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

Biologia centrali-americana: Aves - Godman, Frederick Du Cane, 1834 -1919 (R.H. Porter], 1888)

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

Biological notes - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1975)

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)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1889)

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

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1895)

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

Biology and ecology of ants of the genus Aphaenogaster in Florida - Carroll, John F., 1945 - (1975)

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

BioRisk : biodiversity & ecosystem risk assessment (Pensoft, 2009)

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

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)

A bird calendar for northern India - Dewar, Douglas, 1875 -1957 (W. Thacker & co.; [etc., etc.], 1916)

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-life : a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton, 1912)

Bird-life : a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton, 1919)

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

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

The birds - Büttikofer, Johann, 1850 -1927 (1899)

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

Birds and mammals of the Stikine River region of northern British Columbia and southeastern Alaska - Swarth, Harry S. (Harry Schelwald), 1878 -1935 (University of California Press, 1922)

Birds and nature (A.W. Mumford, Publisher, 1900)

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

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

Birds collected in the State of Hidalgo, Mexico - Bjelland, Alfred D. (Museum of Texas Tech University, 1977)

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 (J. B. Lippincott Company, 1903)

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

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 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, 1923)

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 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)

The birds of Connecticut - State Geological; Natural History Survey of Connecticut. (Printed for the State Geological and Natural History Survey, 1913)

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

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 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, 1872)

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

The birds of Fergus County, Montana - Silloway, Perley Milton (Press of the Argus, 1903)

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

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 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)

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

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 eggs - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Lockwood, Brooks, 1880)

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)

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, 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)