 | 1902 - 642 페이지
...principle. In his account of the gigantic wingless bird of New Zealand Owen in 1850 wrote as follows : — ' In proportion to its bulk is the difficulty of the...to the ordinary chemical and physical forces. Any change, therefore, in such external » Huxley, ' Life and Letters,' vol. ip 141. vOL. CXCvI. NO. CCOCII.... | |
 | 1851 - 450 페이지
...surrounding influences which are ever tending to dissolve the vital bond, and subjugate the organized matter to the ordinary chemical and physical forces. Any changes, therefore, in the external circumstances in which a species may have been created to exist, will militate against... | |
 | 1851 - 1248 페이지
...surrounding influences which are ever tending to dissolve the vital bond and subjugate the organised matter to the ordinary chemical and physical forces. Any changes, therefore, in the external circumstances in which a species may have been created to exist, will militate against... | |
 | 1851 - 438 페이지
...surrounding influences which are ever tending to dissolve the vital bond, and subjugate the organized matter to the ordinary chemical and physical forces. Any changes, therefore, in the external circumstances in which a species may have been created to exist, will militate against... | |
 | Sir George Cornewall Lewis - 1852 - 500 페이지
...surrounding influences, which are ever tending to dissolve the vital bond, and subjugate the organized matter to the ordinary chemical and physical forces. Any changes, therefore, in the external circumstances in which a species may nave been created to exist, will militate against... | |
 | Royal Society (Great Britain) - 1854 - 438 페이지
...surrounding influences which are ever tending to dissolve the vital bond and subjugate the organised matter to the ordinary chemical and physical forces. Any changes, therefore, in the external circumstances in which a species may have been created to exist, will militate against... | |
 | Royal Society (Great Britain) - 1854 - 450 페이지
...surrounding influences which are ever tending to dissolve the vital bond and subjugate the organised matter to the ordinary chemical and physical forces. Any changes, therefore, in the external circumstances in which a species may have been created to exist, will militate against... | |
 | 1859 - 552 페이지
...have remaiued. In proportion to its bulk is the difficulty of the contest which, as a living organized whole, the individual of such species has to maintain...that existence in a degree proportionate, perhaps iu a geometrical ratio, to the hulk of the species. If a dry season be gradually prolonged, the large... | |
 | Richard Owen - 1859 - 118 페이지
...antiquity have survived. In proportion to its bulk is the difficulty of the contest which the animal has to maintain against the surrounding agencies that...militate against that existence in a degree proportionate to the size which may characterise the species. If a dry season be gradually prolonged, the large mammal... | |
 | 1859 - 554 페이지
...antiquity have survived. In proportion to its bulk is the difficulty of the contest which the animal has to maintain against the surrounding agencies that...militate against that existence in a degree proportionate to the size which may characterize the species. If a dry season be gradually prolonged, the large mammal... | |
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... has to maintain against the surrounding agencies that are ever tending to dissolve the vital bond and subjugate the living matter to the ordinary chemical and physical forces. 
