# On the Origin of Species By Means of Natural Selection: Or, the Preservation of Favoured Races in the Struggle for Life

**Author:** Charles Darwin
**Tags:** Evolution (Biology), Natural selection
**Price:** Free
**Formats:** DOCX, EPUB, FB2, PDF, TXT
**Downloads:** 37
**Added:** 10.07.2026
**URL:** https://samolit.com/books/95902

## Description

Published in 1859, this landmark work introduced the world to the theory that would reshape humanity's understanding of life itself. Drawing on years of observation, including his famous voyage aboard HMS Beagle, Charles Darwin assembles an extraordinary body of evidence from geology, breeding practices, embryology, and comparative anatomy to argue that species are not fixed and unchanging but instead transform gradually over immense spans of time. Central to his argument is the mechanism of natural selection: the process by which organisms best suited to their environments survive and reproduce, passing on advantageous traits while less favorable variations fade away. Written for a general audience yet grounded in rigorous scientific reasoning, the book builds its case methodically, addressing objections and exploring topics ranging from the struggle for existence to the geographical distribution of species. Its publication ignited fierce debate among scientists, clergy, and the public, challenging long-held assumptions about creation and humanity's place in nature. More than a scientific treatise, this book stands as one of the most influential works ever written, laying the intellectual foundation for modern biology and forever changing how we understand the diversity and interconnectedness of life on Earth.