Books in Biology (sorted by popularity)
- A Critical Examination of the Position of Mr. Darwin's Work, "On the Origin of Species," in Relation to the Complete Theory of the Causes of the Phenomena of Organic Nature Thomas Henry Huxley 133 downloads
- Nouveaux souvenirs entomologiques - Livre II (French) Jean-Henri Fabre 132 downloads
- Lectures on Evolution Thomas Henry Huxley 131 downloads
- Nature Near London Richard Jefferies 125 downloads
- At the Deathbed of Darwinism: A Series of Papers Eberhard Dennert 123 downloads
- Darwiniana; Essays and Reviews Pertaining to Darwinism Asa Gray 121 downloads
- Essays on early ornithology and kindred subjects James Roxburgh McClymont 121 downloads
- The Scientific Evidences of Organic Evolution George John Romanes 119 downloads
- On the Reception of the 'Origin of Species' Thomas Henry Huxley 118 downloads
- Ohio Biological Survey, Bull. 10, Vol. 11, No. 6 Bruce Fink and Leafy Jane Corrington Hilker 116 downloads
- Love's Meinie: Three Lectures on Greek and English Birds John Ruskin 114 downloads
- On the Origin of Species Charles Darwin 114 downloads
- Darwiniana : Essays — Volume 02 Thomas Henry Huxley 111 downloads
- Criticisms on "The Origin of Species" Thomas Henry Huxley 111 downloads
- "Wee Tim'rous Beasties": Studies of Animal life and Character Douglas English 101 downloads
- The Darwinian Hypothesis Thomas Henry Huxley 100 downloads
- Proefnemingen van de particuliere beweeging der spieren in de kikvorsch (Dutch) Jan Swammerdam 96 downloads
- Biology : A lecture delivered at Columbia University in the series on Science, Philosophy and Art November 20, 1907 Edmund B. Wilson 95 downloads
- Catalogue of British Columbia Birds Francis Kermode 93 downloads
- The Dancing Mouse: A Study in Animal Behavior Robert Mearns Yerkes 91 downloads
- The Doctrine of Evolution: Its Basis and Its Scope Henry Edward Crampton 81 downloads
- A Theory of Creation: A Review of 'Vestiges of the Natural History of Creation' Francis Bowen 79 downloads
- Birds of Guernsey (1879) Cecil Smith 72 downloads
- Human Genome Project, Chromosome Number 01 Human Genome Project 40 downloads