Books in Category: Science - Biology (sorted by popularity)
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Amphibians and Reptiles of the Rainforests of Southern El Petén, Guatemala
William Edward Duellman
334 downloads
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A Review of the Middle American Tree Frogs of the Genus Ptychohyla
William Edward Duellman
334 downloads
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The works of Francis Maitland Balfour, Volume 3 (of 4) : A treatise on comparative embryology: Vertebrata
Francis M. Balfour
333 downloads
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Elementary Zoology, Second Edition
Vernon L. Kellogg
333 downloads
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Evidence as to Man's Place in Nature
Thomas Henry Huxley
333 downloads
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Nature's Teachings: Human Invention Anticipated by Nature
J. G. Wood
332 downloads
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A system of practical medicine. By American authors. Vol. 1 : Pathology and general diseases
332 downloads
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The Power of Movement in Plants
Charles Darwin and Sir Francis Darwin
332 downloads
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Birds from North Borneo
Max C. Thompson
331 downloads
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Nature readers : Sea-side and way-side. No. 4
Julia McNair Wright
331 downloads
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Collected Essays, Volume V
Thomas Henry Huxley
331 downloads
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Cassell's Natural History, Vol. 3 (of 6)
330 downloads
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The Evolution of Marriage and of the Family
Ch. Letourneau
328 downloads
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Bacteria
Sir George Newman
328 downloads
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The life of Pasteur
René Vallery-Radot
328 downloads
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The romance of the animal world : Interesting descriptions of the strange & curious in natural history
Edmund Selous
327 downloads
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The Genetic Effects of Radiation
Isaac Asimov and Theodosius Dobzhansky
327 downloads
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The Formation of Vegetable Mould Through the Action of Worms
Charles Darwin
326 downloads
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Cassell's book of birds; vol. 3
Alfred Edmund Brehm
326 downloads
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Darwinism (1889)
Alfred Russel Wallace
326 downloads
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Handbook of the Trees of New England
Henry M. Brooks and Lorin Low Dame
325 downloads
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Trees: A Woodland Notebook
Sir Herbert Maxwell
325 downloads
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Cassell's book of birds; vol. 1
Alfred Edmund Brehm
325 downloads
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The Origin of Man and of His Superstitions
Carveth Read
322 downloads
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Contributions to the Theory of Natural Selection
Alfred Russel Wallace
322 downloads