Selections from "The Origin of Species", "The Descent of Man", "The Espressions of the Emotions in Man and Animals", "Animals and Plants", "Insectivorous Plants" and "The Formation of Vegetable Mould"Street & Smith, 1902 - Всего страниц: 213 |
Результаты поиска по книге
Результаты 1 – 5 из 16
Стр. 11
... reason why a peculiarity should appear at any particular age , yet that it does tend to appear in the offspring at the same period at which it first appeared in the parent . I be- lieve this rule to be of the highest importance in ...
... reason why a peculiarity should appear at any particular age , yet that it does tend to appear in the offspring at the same period at which it first appeared in the parent . I be- lieve this rule to be of the highest importance in ...
Стр. 14
... reason to believe that King Charles's spaniel has been uncon- sciously modified to a large extent since the time of that monarch . Some highly com- petent authorities are convinced that the set- ter is directly derived from the spaniel ...
... reason to believe that King Charles's spaniel has been uncon- sciously modified to a large extent since the time of that monarch . Some highly com- petent authorities are convinced that the set- ter is directly derived from the spaniel ...
Стр. 36
... reason to believe that only a few plants or animals range so far , that they are destroyed exclusive- ly by the rigor of the climate . Not until we reach the extreme confines of life , in the Arctic regions or on the borders of an utter ...
... reason to believe that only a few plants or animals range so far , that they are destroyed exclusive- ly by the rigor of the climate . Not until we reach the extreme confines of life , in the Arctic regions or on the borders of an utter ...
Стр. 42
... reason to doubt that this would be the result , than that man should be able to improve the fleetness of his grey- hounds by careful and methodical selection ; or by that kind of unconscious selection which follows from each man trying ...
... reason to doubt that this would be the result , than that man should be able to improve the fleetness of his grey- hounds by careful and methodical selection ; or by that kind of unconscious selection which follows from each man trying ...
Стр. 68
... reason to doubt that more perfectly con- structed hands would have been an advantage to them , provided that they were not thus rendered less fitted for climbing trees . We may suspect that a hand as perfect as that of man would have ...
... reason to doubt that more perfectly con- structed hands would have been an advantage to them , provided that they were not thus rendered less fitted for climbing trees . We may suspect that a hand as perfect as that of man would have ...
Другие издания - Просмотреть все
Selections From the Origin Of Species, the Descent Of Man, the Espressions ... Charles Darwin Недоступно для просмотра - 2022 |
Selections from the Origin of Species, the Descent of Man, the Espressions ... Charles Darwin Недоступно для просмотра - 2018 |
Selections From the Origin Of Species, the Descent Of Man, the Espressions ... Charles Darwin Недоступно для просмотра - 2022 |
Часто встречающиеся слова и выражения
action advantage animals and plants anthropomorphous appear baboon beak become biped birds body breed cats cattle cause character chimpanzee close clover coccus coccyx degree deviations of structure distinct dividuals domestic animals doubt Drosera ears effect eggs erect expression extremely fact feel female fertile flower frown gastric juice give glands greater number habits hand heath higher animals hive-bee horses important increase individuals inflected inherited insects instance kinds leaves legs less likewise lower animals males mals mammals mandrill manner mental modified monkeys mouth muscles native natural selection nectar offspring organs Origin of Species Paraguay peculiar pepsin period pollen prey produced races red clover remarks Rengger savage secretion seeds seen sexes sexual selection slight social instinct species spinal stripe stamens struggle tail tain tentacles tion trees tural uncon variability variations varieties various vary vertebræ vigorous whole wild worms young
Популярные отрывки
Стр. 150 - Is it not monstrous that this player here, But in a fiction, in a dream of passion, Could force his soul so to his own conceit That from her working all his visage wann'd ; Tears in his eyes, distraction in 's aspect, A broken voice, and his whole function suiting With forms to his conceit...
Стр. 40 - It may be said that natural selection is daily and hourly scrutinizing, throughout the world, every variation, even the slightest; rejecting that which is bad, preserving, and adding up all that is good; silently and insensibly working, whenever and wherever opportunity offers, at the improvement of each organic being in relation to its organic and inorganic conditions of life.
Стр. xi - Variability from the indirect and direct action of the external conditions of life, and from use and disuse; a Ratio of Increase so high as to lead to a Struggle for Life, and as a consequence to Natural Selection, entailing Divergence of Character and the Extinction of lessimproved forms.
Стр. 32 - ... the action and reaction of the innumerable plants and animals which have determined, in the course of centuries, the proportional numbers and kinds of trees now growing on the old Indian ruins...
Стр. 40 - Nature's productions should be far "truer" in character than man's productions; that they should be infinitely better adapted to the most complex conditions of life, and should plainly bear the stamp of far higher workmanship? It may metaphorically be said that natural selection is daily and hourly scrutinizing, throughout the world, the slightest variations; rejecting those that are bad, preserving and adding up all that are good; silently and insensibly working, whenever and wherever opportunity...
Стр. 93 - Thus at last man comes to feel through acquired and perhaps inherited habit, that it is best for him to obey his more persistent instincts. The imperious word ought...
Стр. 105 - The main conclusion arrived at in this work, namely that man is descended from some lowly organised form, will, I regret to think, be highly distasteful to many. But there can hardly be a doubt that we are descended from barbarians. The astonishment which I felt on first seeing a party of Fuegians on a wild and broken shore will never be forgotten by me, for the reflection...
Стр. 96 - They collect food for the community, and when an object, too large for entrance, is brought to the nest, they enlarge the door, and afterwards build it up again.
Стр. 38 - No country can be named in which all the native inhabitants are now so perfectly adapted to each other and to the physical conditions under which they live, that none of them could...
Стр. 19 - would ever try to make a fantail till he saw a pigeon with a tail developed in some slight degree in an unusual manner, or a pouter until he saw a pigeon with a crop of unusual size.