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)

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

Biodiversitas - Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO) (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad, (CONABIO), 2015)

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

Biologia Centrali-Americana :zoology, botany and archaeology - Godman, Frederick Du Cane, 1834 -1919 (Published for the editors by R. H. Porter], 1879)

Biologia Centrali-Americana :zoology, botany and archaeology - Godman, Frederick Du Cane, 1834 -1919 (Published for the editors by R. H. Porter], 1897)

A biological investigation of the Athabaska-Mackenzie region - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Govt. print. off, 1908)

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

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

Bird behaviour psychical and physiological - Finn, Frank, 1868 -1932 (Hutchinson & co, 1919)

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

Bird guide pt. 2 Land birds east of the Rockies, from parrots to bluebirds - Reed, Chester A. (Chester Albert), 1876 -1912 (C. K. Reed, 1909)

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, part 2 : land birds east of the Rockies, from parrots to bluebirds - Reed, Chester A. (Chester Albert), 1876 -1912 (Chas. K. Reed, 1912)

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

Bird-life : a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton, 1899)

Bird-life : a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton and company, 1897)

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, 1920)

A bird-lover in the West - Miller, Harriet Mann, 1831 -1918 (Houghton, Mifflin, 1900)

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 (Grosset & Dunlap, 1904)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1916)

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

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 - 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 : illustrated by color photography : a monthly serial (Nature Study Publishing Co, 1897)

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

The birds of America : from drawings made in the United States and their territories - Audubon, John James, 1785 -1851 (J.B. Chevalier, 1842)

The birds of America : from drawings made in the United States and their territories - Audubon, John James, 1785 -1851 (J.B. Chevalier, 1844)

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 British Guiana : based on the collection of Frederick Vavasour McConnell - Chubb, Charles, 1851 -1924 (Bernard Quaritch, 1921)

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

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

The birds of Canada : with descriptions of their habits, food, nests, eggs, times of arrival and departure - Ross, Alexander Milton, 1832 -1897 (Henry Rowsell, 1871)

The birds of Canada : with descriptions of their habits, food, nests, eggs, times of arrival and departure - Ross, Alexander Milton, 1832 -1897 (Rowsell, 1872)

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

The birds of Connecticut - Bishop, Louis B. (Louis Bennett), 1865 -1950 (Printed for the State Geological and Natural History Survey, 1913)

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

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

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

Birds of eastern Newfoundland - Cleveland Museum of Natural History ([Cleveland Museum of Natural History], 1939)

The birds of eastern North America - Maynard, C. J. (Charles Johnson), 1845 -1929 (Maynard, 1881)

The birds of eastern North America : known to occur east of the ninetieth meridian - Cory, Charles B. (Charles Barney), 1857 -1921 (Field Columbian Museum, 1899)

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 eastern Pennsylvania and New Jersey, with introductory chapters on geographical distribution and migration - Stone, Witmer. 1866 -1939 (Delaware Valley Ornithological Club, 1894)

The birds of Erie and Presque Isle, Erie County, Pennsylvania - Todd, W. E. Clyde (Walter Edmond Clyde), 1874 -1969 (s.l, 1904)

The birds of Essex County, Massachusetts - Townsend, Charles Wendell, 1859 -1934 (The Club, 1905)

The Birds of Haiti and San Domingo - Cory, Charles B. (Charles Barney), 1857 -1921 (1885)

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 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 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 Indiana. A descriptive catalogue of the birds that have been observed within the state, with an account of their habits - Butler, Amos W. (Amos William), 1860 -1937 (Indiana Dept. of Geology and Natural Resources, 1898)

The birds of Indiana. A descriptive catalogue of the birds that have been observed within the state, with an account of their habits - Butler, Amos W. (Amos William), 1860 -1937 (1898)

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

The birds of Jamaica - Gosse, Philip Henry, 1810 -1888 (J. Van Voorst, 1847)

Birds of lakeside and prairie - Clark, Edward B. (Edward Brayton), 1860 - (A.W. Mumford, 1901)

The birds of Long Island - Giraud, J. P. (Jacob Post), 1811 -1870 (Wiley & Putnam, 1844)

The birds of Maine; with key to and description of the various species known to occur or to have occured in the state, an account of their distribution and migration, showing their relative abundance in the various counties of the state as well as other regions, and contributions to their life histories - Knight, Ora Willis, 1874 -1913 ([printed by C. H. Glass & co.], 1908)

The birds of Massachusetts - Allen, Glover M. (Glover Morrill), 1879 -1942 (1901)

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

The birds of Montreal - Denne, David. (W. Drysdale & co, 1896)

The birds of Montreal - Denne, David. (W. Drysdale, 1896)

The birds of New England and adjacent states : ... 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 Co, 1875)

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 ... : 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 : 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 and adjacent states: containing descriptions of the birds of New England ... together with a history of their habitats ... ; with illustrations of many species of the birds, and accurate figures of their eggs - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Noyes, Holmes, 1870)

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; together with a history of their habits - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Noyes, Holmes, 1870)