The Origin of Species by Means of Natural Selection: Or, The Preservation of Favored Races in the Struggle for Life, Том 1AMS Press, 1972 - Всего страниц: 479 This is a reproduction of the original artefact. Generally these books are created from careful scans of the original. This allows us to preserve the book accurately and present it in the way the author intended. Since the original versions are generally quite old, there may occasionally be certain imperfections within these reproductions. We're happy to make these classics available again for future generations to enjoy! |
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Стр. 95
... advantage over its competitors , or over the animals which prey on it . On the confines of its geographical range , a change of constitution with respect to climate would clearly be an advantage to our plant ; but we have reason to ...
... advantage over its competitors , or over the animals which prey on it . On the confines of its geographical range , a change of constitution with respect to climate would clearly be an advantage to our plant ; but we have reason to ...
Стр. 101
... advantage over others ; and still further modifications of the same kind would often still further increase the advantage , as long as the species continued under the same conditions of life and profited by similar means of subsistence ...
... advantage over others ; and still further modifications of the same kind would often still further increase the advantage , as long as the species continued under the same conditions of life and profited by similar means of subsistence ...
Стр. 153
... advantage of such variations as arise and are beneficial to each creature under its complex relations of life . And it may be asked what advantage , as far as we can see , would it be to an infusorian ani- malcule - to an intestinal ...
... advantage of such variations as arise and are beneficial to each creature under its complex relations of life . And it may be asked what advantage , as far as we can see , would it be to an infusorian ani- malcule - to an intestinal ...
Содержание
CHAPTER I | 5 |
VARIATION UNDER NATURE | 51 |
Its bearing on natural selectionThe term used in a wide sense | 75 |
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The Origin of Species by Means of Natural Selection: Or, the Preservation of ... Charles Darwin Недоступно для просмотра - 2016 |
The Origin of Species by Means of Natural Selection: Or the Preservation of ... Charles Darwin Недоступно для просмотра - 2018 |
Часто встречающиеся слова и выражения
acquired adapted advantage allied analogous animals and plants appear Asa Gray beak become bees believe birds breeds caudicle cause cells characters climate closely colour common crossed cuckoo degree developed difficulty distinct species disuse domestic animals domestic races doubt effects eggs existence extinct extremely facts favourable females flowers forms Fritz Müller genera genus giraffe gradations greater number groups habits Hence hermaphrodites hive-bee important improved increase in number individual differences inhabitants inherited insects instance instincts intercrossing intermediate kind lamellæ large number larger genera larvæ less likewise males manner Melipona Mivart natural selection naturalists nearly nest occasionally offspring organisation organs origin Origin of Species perfect period pigeons pollen pollen-grains present preserved principle probably produced progenitor quadrupeds rank Red Grouse relation remarked resemble rock-pigeon seeds sexes sexual sexual selection slight stamens striped structure struggle supposed swimbladder tend tendency tion transitional tree variability variations varieties vary widely wings young