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)

The birds of North and Middle America : a descriptive catalogue of the higher groups, genera, species, and subspecies of birds known to occur in North America, from the Arctic lands to the Isthmus of Panama, the West Indies and other islands of the Caribbean sea, and the Galapagos Archipelago - Ridgway, Robert, 1850 -1929 (Govt. Print. Off, 1916)

Birds of Porto Rico - Wetmore, Alexander, 1886 -1978 (U.S. Dept. of Agriculture, 1916)

The birds of South America - Swann, H. Kirke (Harry Kirke), 1871 -1926 (R. H. Porter [etc, 1912)

The birds of St. Vincent - Clark, Austin Hobart, 1880 -1954 (1904)

The birds of the Bahama Islands : containing many birds new to the Islands, and a number of undescribed winter plumages of North American birds - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 1890)

Birds of the Bahama islands; containing many birds new to the islands, and a number of undescribed winter plumages of North American species - Cory, Charles B. (Charles Barney), 1857 -1921 (The author, 1880)

Birds of the British Empire - Greene, W. T. (William Thomas) (Imperial Press, 1898)

The birds of the Isle of Pines - Todd, W. E. Clyde (Walter Edmond Clyde), 1874 -1969 (1916)

The birds of the Leeward islands, Caribbean sea - Cory, Charles B. (Charles Barney), 1857 -1921 (1909)

Birds of the Northwest: a hand-book of the ornithology of the region drained by the Missouri River and its tributaries - Coues, Elliott, 1842 -1899 (Govt. Print. Off, 1874)

Birds of the United States east of the Rocky Mountains; a manual for the identification of species in hand or in the bush - Apgar, A. C. (Austin Craig), 1838 -1908 (American Book Co, 1898)

Birds of the United States east of the Rocky Mountains, a manual for the identification of species in hand or in the bush - Apgar, A. C. (Austin Craig), 1838 -1908 (American book company, 1898)

The birds of the West Indies : including all species known to occur in the Bahama Islands, the Greater Antilles, the Caymans, and the Lesser Antilles, excepting the islands of Tobago and Trinidad - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 1889)

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Birds protected by federal law - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1965)

Birds protected by federal law - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1950)

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Boletim do Museu Paraense Emílio Goeldi Zool - Museu Paraense Emílio Goeldi (O, 1984)

Boletim do Museu Rocha (O Museu, 1911)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1916)

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British and foreign Aborigines' protection society - Aborigines' protection society. (Printed by J. and C. Adlard, 1830)

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British birds (1997)

British birds (1998)

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British birds (2008)

British birds (2015)

British birds (2016)

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Bulletin - United States National Museum (G.P.O, 1921)

Bulletin - United States National Museum (G.P.O, 1922)

Bulletin - United States National Museum (G.P.O, 1926)

Bulletin - United States National Museum (G.P.O, 1931)

Bulletin - United States National Museum (G.P.O, 1932)