The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1998)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1999)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2000)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2001)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2003)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2004)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2007)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2008)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2013)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2015)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2017)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2018)

The Canadian sportsman and naturalist - Couper, William, 1886 ([s.n.], 1881)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2008)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2009)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1925)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1930)

Cascade-Siskiyou National Monument : draft resource management plan/environmental impact statement - United States. Bureau of Land Management. Medford District. (U.S. Department of the Interior, Bureau of Land Management, Medford District Office, 2002)

Cassell's book of birds - Brehm, Alfred Edmund, 1829 -1884 (Cassell, Petter and Galpin, 1875)

Cassell's book of birds : from the text of Dr. Brehm - Brehm, Alfred Edmund, 1829 -1884 (Cassell, Petter, and Galpin, 1869)

Cassell's natural history - Duncan, F. Martin (Francis Martin), 1873 -1961 (Cassell and Co, 1913)

Cassinia - Delaware Valley Ornithological Club (Delaware Valley Ornithological Club, 1901)

Catalogue des collections ornithologiques en vente chez - Bouvier, Aimé. (A. Bouvier, 1874)

Catalogue des oiseaux de la province de Québec avec des notes sur leur distribution geographique - Dionne, C.-E. (Charles-Eusèbe), 1846 -1925 (Des presses de J. Dussault, 1889)

Catalogue des oiseaux du Canada - Macoun, John, 1831 -1920 (Impr. du Gouvernement, 1909)

Catalogue des oiseaux du Canada - Geological Survey of Canada (Imprimerie du gouvernement, 1915)

Catalogue of British Birds in the Collection of the British Museum - British Museum (Natural History) (1863)

Catalogue of British Columbia birds - British Columbia Provincial Museum. (Printed by R. Wolfenden, 1904)

A catalogue of Canadian birds, By Montague Chamberlain - Chamberlain, Montague, 1844 -1924 (J. & A. McMillan, 1887)

Catalogue of Canadian birds. Part II, birds of prey, woodpeckers, fly-catchers, crows, jays and blackbirds, including the following orders : raptores, coccyges, pici, macrochires, and part of the passeres - Geological Survey of Canada (S.E. Dawson, 1903)

A catalogue of Canadian birds : with notes on the distribution of the species - Chamberlain, Montague, 1844 -1924 (J. & A. McMillan, 1887)

A catalogue of Canadian birds with notes on the distribution of the species - Chamberlain, Montague, 1844 -1924 (J. McMillan, 1887)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1896)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1902)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1918)

Catalogue of the Birds in the British Museum - British Museum (Natural History). Department of Zoology. [Birds]. (1874)

A catalogue of the birds in the Museum of the Honorable East India Company - East India Company. Museum. (1854)

A catalogue of the birds of Indiana - Butler, Amos W. (Amos William), 1860 -1937 (s.n, 1891)

Catalogue of the birds of the peninsula of India, arranged according to the modern system of classification : with brief notes on their habits and geographical distribution, and description of new, doubtful and imperfectly described species - Jerdon, T. C. (Thomas Claverhill), 1811 -1872 (1839)

A catalogue of the birds of the Virginias - Rives, William Cabell, 1850 -1938 (Printed for the Society by T.T. Pitman, 1890)

Catalogue of the birds of Vermont - Cutting, Hiram Adolphus, 1832 -1892 (1884)

Catalogue of the Edward E. Ayer Ornithological Library - Osgood, Wilfred Hudson, 1875 -1947 (1926)

A catalogue of the flowering plants and higher cryptogams, both native and introduced, found within about thirty miles of Hanover, N. H., including a few cultivated species, to which is appended a list of vertebrate animals of the same region - Jesup, Henry G. (Henry Griswold), 1826 -1903 (Printed for the Author, 1891)

Catalogue of the preparations of comparative anatomy in the museum of Guy's Hospital - Pye-Smith Philip Henry, 1840 -1914 (Ash & Compy, 1874)

Catalogue of the preparations of comparative anatomy in the Museum of Guy's Hospital - Royal College of Physicians of Edinburgh. (Ash, 1874)

Catalogue of the specimens and drawings of mammalia and birds of Nepal and Thibet - British Museum (Natural History) (By order of the Trustees, 1846)

Centralblatt für Bakteriologie und Parasitenkunde (G. Fischer, 1893)

The Century dictionary : an encyclopedic lexicon of the English language: prepared under the superintendence of William Dwight Whitney - Whitney, William Dwight, 1827 -1894 (Century Co, 1889)

chang yong sheng wu ke ji ci dian - Zhou, Xicheng (he nan ke xue ji shu chu ban she, 1989)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1956)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1937)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1962)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1967)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1972)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1984)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2004)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2017)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2020)

Check-list and bibliography on the occurrence of insects in birds' nests - Hicks, Ellis A. (Iowa State College Press, 1959)

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1979)

Check list of New York birds - Farr, Marcus Stults, 1870 - (University of the State of New York, 1900)

Check-list of North American birds - American Ornithologists' Union. (1957)

Check-list of North American birds - American Ornithologists' Union. (American ornithologists' union, 1910)

Check-list of North American birds - American Ornithologists' Union. (American Ornithologists' Union, 1895)

Check-list of North American birds : according to the canons of nomenclature of the American Ornithologists' Union - American Ornithologists' Union. (The Union, 1889)

Check-list of North American birds - American Ornithologists' Union. (The Union, 1931)

Check-list of North American birds : the species of birds of North America from the Arctic through Panama, including the West Indies and Hawaiian Islands / prepared by the Committee on Classification and Nomenclature of the American Ornithologists' Union - American Ornithologists' Union. (American Ornithologists' Union, 1983)

A check list of the genera and species of Mallophaga - Clay, Theresa (BM(NH), 1952)

Check list of the vertebrates of Ontario and catalogue of specimens in the biological section of the Provincial museum. Birds - Nash, Charles W. (Charles William), 1848 -1926 (L. K. Cameron, printer to the king's most excellent Majesty, 1905)

Checklist of birds listed in the CITES appendices (1995)

Checklist of birds listed in the CITES appendices and in EC Regulation 338/97 (1999)

Checklist of birds listed in the CITES appendices and in EC Regulation 338/97 (2001)

Checklist of CITES Species (1998)

Checklist of CITES Species and Annotated CITES Appendices and Reservations - Inskipp, Tim (CITES Secretariat, UNEP-WCMC, 2005)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2003)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (1996)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2001)

Checklist of the birds of Massachusetts - Massachusetts. Division of Fisheries; Wildlife. (Massachusetts Division of Fisheries & Wildlife, 1998)

Checklist of the recent vertebrate fauna of the Lubbock Lake Landmark State Historical Park, 1955-1997 - Bradley, Robert D. (Texas Tech University Press, 1998)

A checklist of the vertebrate animals of Kansas - Collins, Joseph T. (Museum of Natural History, University of Kansas, 1991)

Checklists for the CORINE Biotopes Programme and its application in the PHARE countries of Central and East Europe: including comparisons with relevant conventions and agreements on the conservation of European species and habitats - WCMC (EC, 1994)

The chewing lice : world checklist and biological overview - Price, Roger D. (Illinois Natural History Survey, 2003)

Cincinnati zoo guide - Stephan, Sol A. (Cincinnati zoological park association, 1924)

Circular / U.S. Fish and Wildlife Service - U.S. Fish; Wildlife Service (U.S. G.P.O.,, 1953)

A classification of Ontario birds - Snyder, L. L. (Lester Lynne), 1894 - (Royal Ontario Museum of Zoology, 1950)

Cliff-nesting raptor survey of the Sioux District, Custer National Forest : 1994 - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1995)