Book
The Descent of Man, and Selection in Relation to Sex

111 chapters, about 297,000 words. The text is in the public domain in the United States and comes from Project Gutenberg.
Chapters
- CONTENTS 200 words
- PREFACE TO THE SECOND EDITION. 600 words
- PART I. THE DESCENT OR ORIGIN OF MAN. 500 words
- PART II. SEXUAL SELECTION. 700 words
- PART III. SEXUAL SELECTION IN RELATION TO MAN, AND CONCLUSION. 200 words
- INTRODUCTION. 1,300 words
- CHAPTER I. THE EVIDENCE OF THE DESCENT OF MAN FROM SOME LOWER FORM. 400 words
- THE BODILY STRUCTURE OF MAN. 1,300 words
- EMBRYONIC DEVELOPMENT. 500 words
- RUDIMENTS. 6,600 words
- CHAPTER II. ON THE MANNER OF DEVELOPMENT OF MAN FROM SOME LOWER FORM. 2,100 words
- THE DIRECT AND DEFINITE ACTION OF CHANGED CONDITIONS. 2,400 words
- ARRESTS OF DEVELOPMENT. 400 words
- REVERSION. 3,600 words
- CORRELATED VARIATION. 300 words
- RATE OF INCREASE. 1,400 words
- NATURAL SELECTION. 6,900 words
- —CONCLUSION— 1,000 words
- CHAPTER III. COMPARISON OF THE MENTAL POWERS OF MAN AND THE LOWER ANIMALS. 9,100 words
- LANGUAGE. 3,600 words
- SENSE OF BEAUTY. 700 words
- BELIEF IN GOD—RELIGION. 3,000 words
- SOCIABILITY. 3,900 words
- MAN A SOCIAL ANIMAL. 3,900 words
- THE STRICTLY SOCIAL VIRTUES AT FIRST ALONE REGARDED. 1,500 words
- CONCLUDING REMARKS. 2,600 words
- A SUMMARY OF THE LAST TWO CHAPTERS. 3,400 words
- NATURAL SELECTION AS AFFECTING CIVILISED NATIONS. 5,600 words
- CHAPTER VI. ON THE AFFINITIES AND GENEALOGY OF MAN. 4,300 words
- ON THE BIRTHPLACE AND ANTIQUITY OF MAN. 700 words
- LOWER STAGES IN THE GENEALOGY OF MAN. 3,100 words
- —CONCLUSION— 1,000 words
- CHAPTER VII. ON THE RACES OF MAN. 7,200 words
- ON THE EXTINCTION OF THE RACES OF MAN. 4,000 words
- ON THE FORMATION OF THE RACES OF MAN. 7,400 words
- CHAPTER VIII. PRINCIPLES OF SEXUAL SELECTION. 3,700 words
- NUMERICAL PROPORTION OF THE TWO SEXES. 800 words
- POLYGAMY. 1,900 words
- THE MALE GENERALLY MORE MODIFIED THAN THE FEMALE. 2,900 words
- LAWS OF INHERITANCE. 600 words
- INHERITANCE AT CORRESPONDING PERIODS OF LIFE. 400 words
- INHERITANCE AT CORRESPONDING SEASONS OF THE YEAR. 4,900 words
- A SUMMARY AND CONCLUDING REMARKS. 1,200 words
- MAN. 1,500 words
- HORSES. 300 words
- DOGS. 200 words
- SHEEP. 700 words
- BIRDS. 900 words
- FISH. 700 words
- INSECTS. 6,100 words
- THE SUB-KINGDOM OF THE MOLLUSCA. 1,100 words
- SUB-KINGDOM OF THE VERMES: CLASS, ANNELIDA (OR SEA-WORMS). 200 words
- SUB-KINGDOM OF THE ARTHROPODA: CLASS, CRUSTACEA. 2,300 words
- CLASS, ARACHNIDA (SPIDERS). 1,000 words
- CLASS, MYRIAPODA. 200 words
- CHAPTER X. SECONDARY SEXUAL CHARACTERS OF INSECTS. 1,500 words
- DIFFERENCE IN SIZE BETWEEN THE SEXES. 700 words
- ORDER, THYSANURA. 200 words
- ORDER, DIPTERA (FLIES). 400 words
- ORDER, HEMIPTERA (FIELD-BUGS). 300 words
- ORDER: HOMOPTERA. 600 words
- ORDER, ORTHOPTERA (CRICKETS AND GRASSHOPPERS). 2,000 words
- ORDER, NEUROPTERA. 800 words
- ORDER, HYMENOPTERA. 1,100 words
- ORDER, COLEOPTERA (BEETLES). 1,600 words
- LAW OF BATTLE. 600 words
- STRIDULATING ORGANS. 2,000 words
- CHAPTER XI. INSECTS, continued. ORDER LEPIDOPTERA. (BUTTERFLIES AND MOTHS.) 3,300 words
- DISPLAY. 4,300 words
- MIMICRY. 800 words
- BRIGHT COLOURS OF CATERPILLARS. 800 words
- A SUMMARY AND CONCLUDING REMARKS ON INSECTS. 1,600 words
- CHAPTER XII. SECONDARY SEXUAL CHARACTERS OF FISHES, AMPHIBIANS, AND REPTILES. 6,200 words
- ANURA OR BATRACHIA. 700 words
- REPTILES. CHELONIA. 200 words
- CROCODILIA. 100 words
- OPHIDIA. 1,200 words
- LACERTILIA. 1,200 words
- CHAPTER XIII. SECONDARY SEXUAL CHARACTERS OF BIRDS. 700 words
- LAW OF BATTLE. 2,400 words
- VOCAL AND INSTRUMENTAL MUSIC. 3,900 words
- LOVE ANTICS AND DANCES. 700 words
- DECORATION. 4,000 words
- DISPLAY BY MALE BIRDS OF THEIR PLUMAGE. 2,800 words
- CHAPTER XIV. BIRDS—continued. 300 words
- LENGTH OF COURTSHIP. 900 words
- UNPAIRED BIRDS. 3,500 words
- PREFERENCE FOR A PARTICULAR MALES BY THE FEMALES. 7,100 words
- GRADATION OF SECONDARY SEXUAL CHARACTERS. 1,000 words
- ARGUS PHEASANT. 3,500 words
- CHAPTER XV. BIRDS—continued. 8,400 words
- CHAPTER XVI. BIRDS—concluded. 1,200 words
- RULES OR CLASSES OF CASES. 14,400 words
- A SUMMARY OF THE FOUR CHAPTERS ON BIRDS. 1,800 words
- CHAPTER XVII. SECONDARY SEXUAL CHARACTERS OF MAMMALS. 8,300 words
- CHOICE IN PAIRING BY EITHER SEX OF QUADRUPEDS. 1,600 words
- CHAPTER XVIII. SECONDARY SEXUAL CHARACTERS OF MAMMALS—continued. 1,400 words
- ODOUR. 900 words
- DEVELOPMENT OF THE HAIR. 4,200 words
- EQUAL TRANSMISSION OF ORNAMENTAL CHARACTERS TO BOTH SEXES. 2,400 words
- QUADRUMANA. 600 words
- A SUMMARY. 700 words
- CHAPTER XIX. SECONDARY SEXUAL CHARACTERS OF MAN. 2,200 words
- LAW OF BATTLE. 2,000 words
- VOICE AND MUSICAL POWERS. 8,600 words
- CHAPTER XX. SECONDARY SEXUAL CHARACTERS OF MAN—continued. 3,000 words
- INFANTICIDE. 800 words
- EARLY BETROTHALS AND SLAVERY OF WOMEN. 5,000 words
- COLOUR OF THE SKIN. 400 words
- A SUMMARY. 600 words
- CHAPTER XXI. GENERAL A SUMMARY AND CONCLUSION. 38,300 words
Ideas discussed in this book
- Beetle
- Eagle
- Language
- Ornament (art)
- Philology
- Race (human categorization)
- Repentance
- Sympathy
- Utilitarianism
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