Books in Category: Science - Biology
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Comparative Breeding Behavior of Ammospiza caudacuta and A. maritima
Glen Everett Woolfenden
923 downloads
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A Monograph on the Sub-class Cirripedia (Volume 2 of 2)
Charles Darwin
923 downloads
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Clever Hans (The Horse of Mr. Von Osten)
Oskar Pfungst
921 downloads
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Alfred Russel Wallace: Letters and Reminiscences, Vol. 1
Alfred Russel Wallace and Sir James Marchant
920 downloads
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A History of Science — Volume 4
Henry Smith Williams and Edward Huntington Williams
919 downloads
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The Homing Pigeon
United States. War Department and United States. Army. Signal Corps
919 downloads
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Animal Intelligence
George John Romanes
917 downloads
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The Formation of Vegetable Mould Through the Action of Worms
Charles Darwin
916 downloads
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Neotropical Hylid Frogs, Genus Smilisca
William Edward Duellman and Linda Trueb
915 downloads
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The World's Greatest Books — Volume 15 — Science
910 downloads
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Louis Agassiz: His Life and Correspondence
Louis Agassiz
910 downloads
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Island Life; Or, The Phenomena and Causes of Insular Faunas and Floras
Alfred Russel Wallace
910 downloads
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The Cambridge natural history, Vol. 02 (of 10)
Frank E. Beddard, Marcus Hartog, W. B. Benham, F. W. Gamble, and Lilian Sheldon
908 downloads
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Thomas Henry Huxley; A Sketch Of His Life And Work
Sir P. Chalmers Mitchell
907 downloads
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Common Science
Carleton Washburne
904 downloads
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The reason why : a careful collection of many hundreds of reasons for things which, though generally believed, are imperfectly understood. A book of condensed scientific knowledge for the million
Robert Kemp Philp
901 downloads
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The romance of natural history, second series
Philip Henry Gosse
898 downloads
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A History of Science — Volume 5
Henry Smith Williams and Edward Huntington Williams
898 downloads
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Histoire des légumes (French)
Georges Gibault
897 downloads
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A History of Science — Volume 2
Henry Smith Williams and Edward Huntington Williams
897 downloads
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Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Plates
Ernst Haeckel
894 downloads
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Taboo and genetics : A study of the biological, sociological and psychological foundation of the family
Melvin M. Knight, Iva Lowther Peters, and Phyllis Blanchard
893 downloads
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Sea-Weeds, Shells and Fossils
Peter Gray and B. B. Woodward
893 downloads
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Social Life in the Insect World
Jean-Henri Fabre
887 downloads
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Falling in Love; With Other Essays on More Exact Branches of Science
Grant Allen
887 downloads