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! |
Результаты поиска по книге
Результаты 1 – 3 из 44
Стр. 295
... young , has not become thus provided , it would be difficult to say . It is , however , possible that the long tail of this monkey may be of more service to it as a balancing organ in making its prodigious leaps , than as a prehensile ...
... young , has not become thus provided , it would be difficult to say . It is , however , possible that the long tail of this monkey may be of more service to it as a balancing organ in making its prodigious leaps , than as a prehensile ...
Стр. 329
... young chickens have lost , wholly by habit , that fear of the dog and cat which no doubt was originally instinctive in them ; for I am in- formed by Captain Hutton that the young chickens of the parent - stock , the Gallus bankiva ...
... young chickens have lost , wholly by habit , that fear of the dog and cat which no doubt was originally instinctive in them ; for I am in- formed by Captain Hutton that the young chickens of the parent - stock , the Gallus bankiva ...
Стр. 330
... young would probably have to be fed by the male alone . But the American cuckoo is in this predicament ; for she makes her own nest , and has eggs and young successively hatched , all at the same time . It has been both asserted and ...
... young would probably have to be fed by the male alone . But the American cuckoo is in this predicament ; for she makes her own nest , and has eggs and young successively hatched , all at the same time . It has been both asserted and ...
Содержание
CHAPTER I | 5 |
VARIATION UNDER NATURE | 51 |
Its bearing on natural selectionThe term used in a wide sense | 75 |
Авторские права | |
Не показаны другие разделы: 5
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