The Origin of Species: By Means of Natural Selection Or the Preservation of Favoured Races in the Struggle for LifeCastle Books, 2004 - Всего страниц: 703 The instant best-seller and source of controversy of 1859, this classic has lost none of its appeal or importance. A reprint of the original edition, value priced with a new jacket. |
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Стр. 320
... reason , as Pierre Huber expresses it , often comes into play , even with animals low in the scale of nature . Frederick Cuvier and several of the older meta- physicians have compared instinct with habit . This comparison gives , I ...
... reason , as Pierre Huber expresses it , often comes into play , even with animals low in the scale of nature . Frederick Cuvier and several of the older meta- physicians have compared instinct with habit . This comparison gives , I ...
Стр. 382
... reason why one tree will not take on another , from differences in their rate of growth , in the hardness of their wood , in the period of the flow or nature of their sap , & c .; but in a multitude of cases we can assign no reason ...
... reason why one tree will not take on another , from differences in their rate of growth , in the hardness of their wood , in the period of the flow or nature of their sap , & c .; but in a multitude of cases we can assign no reason ...
Стр. 641
... reason to believe that a modification , which has already been inherited for many generations , may continue to be inherited for an almost infinite number of generations . On the other hand , we have evidence that variability when it ...
... reason to believe that a modification , which has already been inherited for many generations , may continue to be inherited for an almost infinite number of generations . On the other hand , we have evidence that variability when it ...
Содержание
CHAPTER I | 5 |
Variability Individual differences Doubtful species Wide | 51 |
STRUGGLE FOR EXISTENCE | 75 |
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Часто встречающиеся слова и выражения
adapted admit affinities allied species America analogous ancient appear beak become bees believe belonging birds breeds cause cells characters climate closely allied colour continent crossed crustaceans degree developed difficulty distinct species divergence doubt eggs embryo existing extinct extremely facts favourable fertilised fertility flowers formation formerly forms fossil Fritz Müller genera genus geological Glacial period gradations greater number groups of species habits Hence hybrids hybrids produced important increase individuals inhabitants inherited insects instance instincts intercrossing intermediate kind lamellæ larvæ less living male mammals manner Marsupials migration modified descendants natural selection naturalists nearly nest occasionally occur oceanic islands offspring organisation organs Origin of Species paleozoic parent peculiar perfect pigeon pistil pollen present preserved principle probably produced quadrupeds ranked remarked resemblance rudimentary seeds slight South America stamens sterility structure successive supposed theory tion trees variability variations varieties vary whilst whole wings young