 | 1860 - Страниц: 982
...severe struggle between the individuals, whether of the same or of distinct species, which subsist on the same kind of food. Even when climate, for instance...will be the least vigorous, or those which have got least food through the advancing winter, which will suffer most. "When we travel from south to north,... | |
 | Charles Darwin - 1861 - Страниц: 470
...severe struggle between the individuals, whether of the same or of distinct species, which subsist on the same kind of food. Even when climate, for instance...will be the least vigorous, or those which have got least food through the advancing winter, which will suffer most. When we travel from south to north,... | |
 | Charles Darwin - 1864 - Страниц: 472
...severe struggle between the individuals, whether of the same or of distinct species, which subsist on the same kind of food. Even when climate, for instance...will be the least vigorous, or those which have got least food through the advancing winter, which will suffer most. When we travel from south to north,... | |
 | Charles Darwin - 1875 - Страниц: 504
...severe struggle between the individuals, whether of the same or of distinct species, which subsist on the same kind of food. Even when climate, for instance...cold, acts directly, it will be the least vigorous individuals, or those which have got least food through the advancing winter, which will sufler most.... | |
 | T Warren O'Neill - 1880 - Страниц: 482
...severe struggle between the individuals, whether of the same or of distinct species, which subsist on the same kind of food. Even when climate, for instance,...will be the least vigorous, or those which have got least food, through the advancing winter, which will suffer most. When we travel from south to north,... | |
 | Charles Darwin - 1882 - Страниц: 492
...directly, it will be the least vigorous individuals, or those which have got least food through tho advancing winter, which will suffer most. When we...invariably see some species gradually getting rarer and rarer, and finally disappearing ; and the change of climate being conspicuous, wo are tempted to attribute... | |
 | Charles Darwin - 1882 - Страниц: 494
...individuals, or those which have got least food through the advancing winter, which will suffer most. When wo travel from south to north, or from a damp region...invariably see some species gradually getting rarer and rarer, and finally disappearing ; and the change of climate being conspicuous, we are tempted to attribute... | |
 | Charles Darwin - 1884 - Страниц: 396
...severe struggle between the individuals, whether of the same or of distinct species, which subsist on the same kind of food. Even when climate — for...cold — acts directly, it will be the least vigorous individuals, or those which have got least food through the advancing winter, which will suffer most.... | |
 | 1886 - Страниц: 548
...severe struggle between the individuals, whether of the same or of distinct species, which subsist on the same kind of food. Even when climate — for...cold — acts directly, it will be the least vigorous individuals or those which have got least food through the advancing winter which will suffer most.... | |
 | Henry Coppée - 1893 - Страниц: 560
...severe struggle between the individuals, whether of the same or of distinct species, which subsist on the same kind of food. Even when climate — for...cold — acts directly, it will be the least vigorous individuals or those which have got least food through the advancing winter which will suffer most.... | |
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The action of climate seems at first sight to be quite independent of the struggle for existence ; but, in so far as climate chiefly acts in reducing food, it brings on the most severe struggle between the individuals, whether of the same or of distinct... 
