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The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1915)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1916)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1917)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1918)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1919)

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The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1928)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1931)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1932)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1951)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1953)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1955)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1957)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1958)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1960)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1972)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1973)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1974)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1975)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1976)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1977)

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The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1991)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1993)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1994)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1996)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1997)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1999)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 2001)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 2002)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 2004)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 2010)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 2011)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 2012)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 2014)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 2015)

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The avifauna of Louisiana, with an annotated list of the birds of the State - Beyer, George E. (George Eugene), 1861 -1926 (1900)

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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)

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

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A biological investigation of the Hudson Bay region - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Govt. Print. Off, 1902)

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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)

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

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

Bird guide : water birds, game birds and birds of prey - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page, 1916)

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

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 Labrador - Stearns, Winfrid Alden, 1852 -1909 (1890)

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

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

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, 1899)

Birdcraft : a field book of two hundred song, game, and water birds - Fuertes, Louis Agassiz, 1874 -1927 (Macmillan Co, 1900)

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

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The birds of Albany County; a catalogue of the species recorded in this vicinity with notes on their lives and habits, and brief field-marks for aid in identification - Judd, Wilbur Webster. ([Press of Brandow printing co.], 1907)

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

The birds of Amherst and vicinity, including nearly the whole of Hampshire county, Massachusetts - Clark, Hubert Lyman, 1870 -1947 (Press of Carpenter & Morehouse, 1906)

Birds of Arkansas - Howell, Arthur H. (Arthur Holmes), 1872 -1940 (U.S. Dept. of Agriculture, Biological Survey, 1911)