1994 IUCN red list of threatened animals (1994)

Abert squirrel cover requirements in southwestern ponderosa pine - Patton, David R. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1975)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1875)

Abstract of proceedings of the Delaware Valley Ornithological Club of Philadelphia - Delaware Valley Ornithological Club. (Delaware Valley Ornithological Club, 1890)

Abstract of the proceedings of the Linnaean Society of New York - Linnaean Society of New York (The Society, 1888)

Abstract of the proceedings of the Linnaean Society of New York - Linnaean Society of New York (The Society, 1903)

Abstract of the proceedings of the Linnaean Society of New York - Linnaean Society of New York (The Society, 1916)

Abstract of the proceedings of the Linnaean Society of New York - Linnaean Society of New York (The Society, 1917)

An account of the birds and mammals of the San Jacinto area of southern California with remarks upon the behavior of geographic races on the margins of their habitats - Grinnell, Joseph, 1877 -1939 (University of California Press, 1913)

An account of the mammals and birds of the lower Colorado Valley : with especial reference to the distributional problems presented - University of California, Berkeley. (University of California Press, 1914)

Additions to the ornithology of Guadalupe Island - Bryant, Walter E. (1887)

Aerial application of racemic disparlure to manage low-level populations of gypsy moth - Reardon, R C (1992)

Agrostographia, sive, Graminum, juncorum, cyperorum, cyperoidum, iisque affinium historia. Accesserunt Alberti v. Haller Synonyma nuperiora, Graminum septuaginta species, de generibus Graminum epicrisis. Denique plantae rhaetici itineris anno 17O9, a J. Scheuchzero suscepti - Scheuchzer, Johann, 1684 -1738 (Apud Orell, Gessner, Fuessli, 1775)

Agrostologia Helvetica : definitionem descriptionemque graminum et plantarum eis affinium in Helvetia sponte nascentium complectens - Gaudin, Jean, 1766 -1833 (Apud J.J. Paschoud, 1811)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1960)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1998)

Alberta birds, 1971 - 1980 - Alberta. Alberta Culture; Multiculturalism. (Natural History Section, Provincial Museum of Alberta, 1991)

Allegany County - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Johns Hopkins Press, 1900)

The American journal of science (J.D. & E.S. Dana, 1888)

The American midland naturalist - University of Notre Dame (University of Notre Dame, 1917)

The American midland naturalist - University of Notre Dame (University of Notre Dame, 1909)

The American midland naturalist - University of Notre Dame (University of Notre Dame, 1921)

The American Museum journal - American Museum of Natural History (American Museum of Natural History, 1906)

The American natural history : a foundation of useful knowledge of the higher animals of North America - Beard, J. Carter (James, Carter), 1837 -1913 (G. Newnes, 1904)

The American natural history; a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner's Sons, 1904)

The American natural history : a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner, 1906)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1869)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1870)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1873)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1874)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1876)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1877)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1881)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1891)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1897)

The American oologists' exchange price list of North American birds' eggs, 1922 (R. Magoon Barnes, 1922)

The American oologists' exchange price list of North American birds' eggs, 1922 - Bales, B. R. (R.M. Barnes, 1922)

American ornithology, for home and school - Reed, Chester A. (Chester Albert), 1876 -1912 (Charles K. Reed], 1904)

An analysis of the wildlife and fish situation in the United States : 1989-2040 - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1989)

Animal life in the Yosemite; an account of the mammals, birds, reptiles, and amphibians in a cross-section of the Sierra Nevada - Grinnell, Joseph, 1877 -1939 (University of California Press, 1924)