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Opening On the Origin of Species By Means of Natural Selection
Charles Darwin
Public domain text from Project Gutenberg.
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1228 1859, First Edition
22764 1860, Second Edition
2009 1872, Sixth Edition, considered the definitive edition.
On
the Origin of Species
BY MEANS OF NATURAL SELECTION,
OR THE
PRESERVATION OF FAVOURED RACES IN THE STRUGGLE FOR LIFE.
By Charles Darwin, M.A.,
Fellow Of The Royal, Geological, Linn an, Etc., Societies;
Author Of Journal Of Researches During H.M.S. Beagle s Voyage
Round The World.
LONDON:
JOHN MURRAY, ALBEMARLE STREET.
1859.
But with regard to the material world, we can at least go so far as
this we can perceive that events are brought about not by insulated
interpositions of Divine power, exerted in each particular case, but by the
establishment of general laws.
1
W. WHEWELL: _Bridgewater Treatise_.
To conclude, therefore, let no man out of a weak conceit of sobriety, or
an ill-applied moderation, think or maintain, that a man can search too far or
be too well studied in the book of God s word, or in the book of
God s works; divinity or philosophy; but rather let men endeavour an
endless progress or proficience in both.
BACON: _Advancement of Learning_.
_Down, Bromley, Kent,
October_, 1_st_, 1859.
Contents
INTRODUCTION.
1. VARIATION UNDER DOMESTICATION.
2. VARIATION UNDER NATURE.
3. STRUGGLE FOR EXISTENCE.
4. NATURAL SELECTION.
5. LAWS OF VARIATION.
6. DIFFICULTIES ON THEORY.
7. INSTINCT.
8. HYBRIDISM.
9. ON THE IMPERFECTION OF THE GEOLOGICAL RECORD.
10. ON THE GEOLOGICAL SUCCESSION OF OR…
Contents
CHAPTER 3. STRUGGLE FOR EXISTENCE.
Page 3 CHAPTER 6. DIFFICULTIES ON THEORY.
Page 4 CHAPTER 8. HYBRIDISM.
Page 5 CHAPTER 11. GEOGRAPHICAL DISTRIBUTION.
Page 6 CHAPTER 14. RECAPITULATION AND CONCLUSION.
Page 7 CHAPTER I.
Page 12 CHAPTER II.
Page 40 CHAPTER III.
Page 52 CHAPTER IV.
Page 66 CHAPTER V.
Page 103 CHAPTER VI.
Page 132 CHAPTER VII.
Page 159 CHAPTER VIII.
Page 187 CHAPTER IX.
Page 211 CHAPTER X.
Page 235 CHAPTER XI.
Page 260 CHAPTER XII.
Page 287 CHAPTER XIII.
Page 307 CHAPTER XIV.
Page 342
beneath Silurian formations, 306.
successively appearing, 312.
changing simultaneously throughout the world, 322.
Spencer, Lord, on increase in size of cattle, 35.
Sphex, parasitic, 218.
Spiders, development of, 442.
Spitz-dog crossed with fox, 268.
Sports in plants, 9.
Sprengel, C. C.:
on crossing, 98.
on ray-florets, 145.
Squirrels, gradations in structure, 180.
Staffordshire, heath, changes in, 72.
Stag-beetles, fighting, 88.
Sterility:
from changed conditions of life, 9.
of hybrids, 246.
laws of, 254.
causes of, 263.
from unfavourable conditions, 265.
of certain varieties, 269.
St. Helena, productions of, 389.
St. Hilaire, Aug., on classification, 418.
St. John, Mr., on habits of cats, 91.
Sting of bee, 202.
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