On the Origin of Species by Means of Natural Selection |
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Page vi
... tion have produced all our existing species . It is curious how completely my grandfather , Dr. Erasmus Darwin , anticipated these error : eous views in his Zoonomia ( vol . i . pp . 500-510 ) , pub- lished in 1794 . In 1843-44 , Prof ...
... tion have produced all our existing species . It is curious how completely my grandfather , Dr. Erasmus Darwin , anticipated these error : eous views in his Zoonomia ( vol . i . pp . 500-510 ) , pub- lished in 1794 . In 1843-44 , Prof ...
Page viii
... tion des animaux sauvages démontre déjà la variabilité limitée des espèces . Les expériences sur les animaux sau- vages devenus domestiques , et sur les animaux domes- tiques redevenus sauvages , la démontrent plus clairement encore ...
... tion des animaux sauvages démontre déjà la variabilité limitée des espèces . Les expériences sur les animaux sau- vages devenus domestiques , et sur les animaux domes- tiques redevenus sauvages , la démontrent plus clairement encore ...
Page 7
... tion - On simultaneous changes in the forms of life throughout the world - On the affinities of extinct species to each other and to living species - On the state of de- velopment of ancient forms - On the succession of the same types ...
... tion - On simultaneous changes in the forms of life throughout the world - On the affinities of extinct species to each other and to living species - On the state of de- velopment of ancient forms - On the succession of the same types ...
Page 11
... tion . At the commencement of my observations it seemed to me probable that a careful study of domesticated ani- mals and of cultivated plants would offer the best chance of making out this obscure problem . Nor have I been disappointed ...
... tion . At the commencement of my observations it seemed to me probable that a careful study of domesticated ani- mals and of cultivated plants would offer the best chance of making out this obscure problem . Nor have I been disappointed ...
Page 17
... tion to the whole skeleton , than do the same bones in the wild duck ; and I presume that this change may be safely attributed to the domestic duck flying much less , and walking more , than its wild parent . The great and in- herited ...
... tion to the whole skeleton , than do the same bones in the wild duck ; and I presume that this change may be safely attributed to the domestic duck flying much less , and walking more , than its wild parent . The great and in- herited ...
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Common terms and phrases
accumulated adapted affinities allied species America amount ancient animals appear become bees believe birds breeds cause cells characters cirripedes climate closely allied colour continuous crossed crustaceans degree difficulty distinct species divergence domestic doubt embryo endemic 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 hermaphrodites hybrids hybrids produced important individuals inhabitants inherited insects instance instincts intercrossing intermediate land larvæ laws less living look male mammals manner migration modification modified descendants natural selection naturalists nearly nest offspring organic organisation perfect pigeons pistil plants pollen present principle probably produced progenitor ranked reciprocal crosses remarked resemble rudimentary seeds sexual selection Silurian slight South America sterility structure struggle successive suppose swimbladder tend theory tion trees variability variation varieties vary whole widely