On the Origin of Species by Means of Natural Selection, Or, The Preservation of Favoured Races in the Struggle for Life |
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Page iv
... OBSERVATIONS ON VOLCANIC ISLANDS . GEOLOGICAL OBSERVATIONS ON SOUTH AMERICA . A MONOGRAPH OF THE CIRRIPEDIA . 2 Vols . 8vo . LONDON : PRINTED BY W. CLOWES AND SONS , STAMFORD STREET , AND CHARING CROSS . CONTENTS . ADDITIONS AND ...
... OBSERVATIONS ON VOLCANIC ISLANDS . GEOLOGICAL OBSERVATIONS ON SOUTH AMERICA . A MONOGRAPH OF THE CIRRIPEDIA . 2 Vols . 8vo . LONDON : PRINTED BY W. CLOWES AND SONS , STAMFORD STREET , AND CHARING CROSS . CONTENTS . ADDITIONS AND ...
Page xvii
... observation des animaux sauvages démontre déjà la variabilité limitée des espèces . Les ex- périences sur les animaux sauvages devenus domestiques , et sur les animaux domestiques redevenus sauvages , la démontrent plus claire- ment ...
... observation des animaux sauvages démontre déjà la variabilité limitée des espèces . Les ex- périences sur les animaux sauvages devenus domestiques , et sur les animaux domestiques redevenus sauvages , la démontrent plus claire- ment ...
Page xix
... this doctrine by many original observations . The first edition of this work was published on November 24th , 1859 , and the second edition on January 7th , 1860 . 1 ON THE ORIGIN OF SPECIES . INTRODUCTION . WHEN HISTORICAL SKETCH . xix.
... this doctrine by many original observations . The first edition of this work was published on November 24th , 1859 , and the second edition on January 7th , 1860 . 1 ON THE ORIGIN OF SPECIES . INTRODUCTION . WHEN HISTORICAL SKETCH . xix.
Page 4
... observations it seemed to me probable that a careful study of domes- ticated animals and of cultivated plants would offer the best chance of making out this obscure problem . Nor have I been disappointed ; in this and in all other ...
... observations it seemed to me probable that a careful study of domes- ticated animals and of cultivated plants would offer the best chance of making out this obscure problem . Nor have I been disappointed ; in this and in all other ...
Page 26
... observed : -I crossed some white fantails , which breed very true , with some black barbs - and it so happens that blue varieties of barbs are so rare that I never heard of an instance in England ; and the mongrels were black , brown ...
... observed : -I crossed some white fantails , which breed very true , with some black barbs - and it so happens that blue varieties of barbs are so rare that I never heard of an instance in England ; and the mongrels were black , brown ...
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Common terms and phrases
accumulated adapted affinities allied species America amount analogous ancient animals appear Asa Gray become bees believe birds breeds cause cells characters cirripedes climate closely allied colour continuous crossed crustaceans degree difficulty distinct species divergence domestic doubt embryo Europe existing exterminated extinct extremely facts favourable fertility flowers formations forms fossil Gärtner genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hybrids hybrids produced important individuals inhabitants inherited insects instance instincts intercrossing intermediate land larvæ laws less living male mammals manner Marsupials migration modification modified descendants mongrels natural selection naturalists nearly nest occasionally offspring organisation origin of species perfect pigeons plants pollen present principle probably produced progenitor racter ranked reciprocal crosses remarked resemble rudimentary organs seeds Silurian slight South America sterility structure struggle successive supposed tend theory tion variability variations varieties vary whole widely