Project Gutenberg 2007-09-22 Public domain in the USA. 108 Darwin, Charles 1809 1882 Darwin, Charles Robert Darwin, Francis, Sir 1848 1925 Darwin, Sir Francis 10001422 The Foundations of the Origin of Species Two Essays written in 1842 and 1844 Reading ease score: 52.4 (10th to 12th grade). Somewhat difficult to read. Produced by Geetu Melwani, David Clarke, LN Yaddanapudi and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive/Canadian Libraries) "The Foundations of the Origin of Species" by Charles Darwin is a scientific publication written in the early to mid-19th century. This work comprises two essays penned in 1842 and 1844, which lay the groundwork for the theory of evolution through natural selection. It explores the mechanisms of variation in species, the principles guiding selection processes in both domesticated and wild organisms, and the evidence for the descent of species from common ancestors. The opening of "The Foundations of the Origin of Species" introduces readers to Darwin's exploratory thoughts on evolution, beginning with the influences that shaped his perspective on species mutability. The text reflects on Darwin's early notions of evolution, supported by various observations and scientific debates. It discusses the significance of natural selection, variation, and the gradual changes in species over time, contrasting them with man's selective breeding practices. Overall, the beginning sections set up a comprehensive framework that supports Darwin's argument for evolutionary theory, anticipating the more detailed arguments and conclusions to follow throughout the essays. (This is an automatically generated summary.) en Evolution (Biology) Natural selection QH Text Biology Browsing: Science - General Browsing: Science - Genetics/Biology/Evolution 799568 799553 2024-10-10T05:08:53.325127 2023-09-10T08:31:13.304833 text/html text/html 793733 2007-09-22T16:26:36 text/html; charset=iso-8859-1 369988 2007-09-22T16:26:38 text/html; charset=iso-8859-1 application/zip 455740 2024-10-10T05:09:11.071078 application/epub+zip 463217 2024-10-10T05:08:58.419049 application/epub+zip 323710 2024-10-10T05:08:56.251278 application/epub+zip 873843 2024-10-10T05:09:19.114007 application/x-mobipocket-ebook 819971 2024-10-10T05:09:09.283017 application/x-mobipocket-ebook 680136 2022-09-10T14:59:01.144003 application/x-mobipocket-ebook 591053 590805 2024-10-10T05:08:50.616139 2023-09-10T08:31:10.926795 text/plain; charset=us-ascii text/plain 590876 2007-09-22T16:26:36 text/plain; charset=iso-8859-1 206465 2007-09-22T16:26:38 text/plain; charset=iso-8859-1 application/zip 591040 2007-09-22T16:26:36 text/plain; charset=us-ascii 206380 2007-09-22T16:26:38 text/plain; charset=us-ascii application/zip 22649 2024-10-10T05:09:19.278975 application/rdf+xml 18765 2024-10-10T05:08:56.940098 image/jpeg 4464 2024-10-10T05:08:56.595057 image/jpeg 461920 2024-10-10T05:08:53.387235 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://www.gutenberg.org/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog en.wikipedia en.wikipedia