Books in Category: Science - Biology
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Über die Entstehung der Arten im Thier- und Pflanzen-Reich durch natürliche Züchtung (German)
Charles Darwin
418 downloads
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Mammals Obtained by Dr. Curt von Wedel from the Barrier Beach of Tamaulipas, Mexico
E. Raymond Hall
418 downloads
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The Birds of Australia, Vol. 4 of 7
John Gould
417 downloads
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Poultry diseases
E. J. Wortley
417 downloads
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Journal of Entomology and Zoology, Vol. 09, No. 1, March 1917
Various
416 downloads
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Systematic Status of a South American Frog, Allophryne ruthveni Gaige
John D. Lynch and Howard L. Freeman
416 downloads
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Birds Found on the Arctic Slope of Northern Alaska
James W. Bee
415 downloads
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Aromatics and the Soul: A Study of Smells
Dan McKenzie
415 downloads
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Lehrbuch der Toxikologie für Tierärzte (German)
Eugen Fröhner
415 downloads
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On the Variation of Species, with Especial Reference to the Insecta
Thomas Vernon Wollaston
415 downloads
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Jaw Musculature of the Mourning and White-winged Doves
Robert L. Merz
415 downloads
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Het Leven der Dieren, Deel 3, Hoofdstuk 04: De Insecten (Dutch)
Alfred Edmund Brehm
414 downloads
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Zoological Illustrations, Second Series, Volume 3
William Swainson
414 downloads
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The Philosophy of Health; Volume 2 (of 2)
Southwood Smith
413 downloads
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A Quantitative Study of the Nocturnal Migration of Birds
Jr. George H. Lowery
413 downloads
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Comments on the Taxonomy and Geographic Distribution of North American Microtines
E. Raymond Hall and E. Lendell Cockrum
413 downloads
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Rudiments of Conchology
Mary Anne Venning
413 downloads
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A New Subspecies of the Black Myotis (Bat) from Eastern Mexico
E. Raymond Hall and Ticul Alvarez
413 downloads
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Kyphosis and other Variations in Soft-shelled Turtles
Hobart M. Smith
413 downloads
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Mammals taken Along the Alaska Highway
Rollin H. Baker
412 downloads
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Little Wanderers
Margaret Warner Morley
412 downloads
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The botanist's repository for new and rare plants; vol. 05 [of 10]
active 1799-1828 Henry Cranke Andrews
412 downloads
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Parasiten der Honigbiene (German)
Eduard Philibert Assmuss
412 downloads
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A New Hylid Frog from Eastern Mexico.
Edward Harrison Taylor
412 downloads
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Last Words on Evolution: A Popular Retrospect and Summary
Ernst Haeckel
411 downloads