Book

On the Origin of Species By Means of Natural Selection

by Charles Darwin (1809–1882)

19 chapters, about 155,000 words. The text is in the public domain in the United States and comes from Project Gutenberg.

Chapters

1. Chapter 1 100 words
2. LONDON: JOHN MURRAY, ALBEMARLE STREET. 1859. 1,000 words
3. CHAPTER 12. GEOGRAPHICAL DISTRIBUTION—_continued_. 200 words
4. INTRODUCTION. 1,700 words
5. CHAPTER I. VARIATION UNDER DOMESTICATION. 11,700 words
6. CHAPTER II. VARIATION UNDER NATURE. 4,900 words
7. CHAPTER III. STRUGGLE FOR EXISTENCE. 6,200 words
8. CHAPTER IV. NATURAL SELECTION. 15,200 words
9. CHAPTER V. LAWS OF VARIATION. 12,200 words
10. CHAPTER VI. DIFFICULTIES ON THEORY. 11,200 words
11. CHAPTER VII. INSTINCT. 11,900 words
12. CHAPTER VIII. HYBRIDISM. 10,000 words
13. CHAPTER IX. ON THE IMPERFECTION OF THE GEOLOGICAL RECORD. 9,400 words
14. CHAPTER X. ON THE GEOLOGICAL SUCCESSION OF ORGANIC BEINGS. 10,400 words
15. CHAPTER XI. GEOGRAPHICAL DISTRIBUTION. 11,400 words
16. CHAPTER XII. GEOGRAPHICAL DISTRIBUTION—_continued_. 23,200 words
17. CHAPTER XIV. RECAPITULATION AND CONCLUSION. 9,600 words
18. INDEX. 800 words
19. Conclusion, general, 480. 3,600 words

Ideas discussed in this book

• Correlation
• Embryo
• Epidemic
• Instinct
• Natural selection
• Race (human categorization)
• Struggle for existence

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