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 vi
... manner are highly variable : specific characters more variable than generic : secondary sexual characters variable - Species of the same genus vary in an analogous manner - -Reversions to long - lost characters — Summary 148-188 ...
... manner are highly variable : specific characters more variable than generic : secondary sexual characters variable - Species of the same genus vary in an analogous manner - -Reversions to long - lost characters — Summary 148-188 ...
Page xiv
... manner in which similar views arise at about the same period , that Goethe in Germany , Dr. Darwin in England , and Geoffroy Saint Hilaire ( as we shall immediately see ) in France , came to the same conclu- sion on the origin of ...
... manner in which similar views arise at about the same period , that Goethe in Germany , Dr. Darwin in England , and Geoffroy Saint Hilaire ( as we shall immediately see ) in France , came to the same conclu- sion on the origin of ...
Page xvii
... manner as varieties are under cultivation ; and the latter process he attributes to man's power of selection . But he does not show how selection acts under nature . He believes , like Dean Herbert , that species , when nascent , were ...
... manner as varieties are under cultivation ; and the latter process he attributes to man's power of selection . But he does not show how selection acts under nature . He believes , like Dean Herbert , that species , when nascent , were ...
Page xviii
... manner by the Rev. Baden Powell , in his ' Essays on the Unity of Worlds , ' 1855. Nothing can be more striking than the manner in which he shows that the introduction of new species is " a regular , not a casual phenomenon , " or , as ...
... manner by the Rev. Baden Powell , in his ' Essays on the Unity of Worlds , ' 1855. Nothing can be more striking than the manner in which he shows that the introduction of new species is " a regular , not a casual phenomenon , " or , as ...
Page 4
... existence , it follows that any being , if it vary however slightly in any manner profitable to itself , under the complex and sometimes varying conditions of life , will have a better chance of surviving , and thus be 4 INTRODUCTION .
... existence , it follows that any being , if it vary however slightly in any manner profitable to itself , under the complex and sometimes varying conditions of life , will have a better chance of surviving , and thus be 4 INTRODUCTION .
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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