 | 1860 - 566 pages
...adapted competitors did not already exist in the country, I can see no difficulty in a race of bears being rendered, by natural selection, more and more...a creature was produced as monstrous as a whale.'* If the ursine species had not been restricted to northern latitudes, we might have surmised this to... | |
 | Jean Victor Audouin, Jean-Baptiste Dumas - 1828 - 1140 pages
...a pu écrire (Philosophie zoologique, tome i , page 318) un chapitre, où il traite de l'influence des circonstances sur les actions et. les habitudes...de celle des actions et des habitudes de ces corps vivons , comme causes qui modifient leur organisation et leurs parties. Si ce chapitre fut controversé... | |
 | Muséum national d'histoire naturelle (France) - 1828 - 552 pages
...Voilà, je crois, dans quelles limites M. de Lamarck a pu écrire (i) un chapitre où il traite de V Influence des circonstances sur les actions et les...animaux , et de celle des actions et des habitudes des corps vivans , comme .0 Philosophie zoologique, t. i, p. 218. causes qui modifient T organisation... | |
 | Jean Baptiste Pierre Antoine de Monet de Lamarck - 1830 - 692 pages
...observe dans la progression de la composition de l'organisation animale. CHAPITRE VIL De 1'înflucnce des Circonstances sur les actions et les habitudes...de celle des actions et des habitudes de ces Corps vivons ., comme causes qui modifient leur organisation et leurs parties. 1 L ne s'agit pas ici d'un... | |
 | Etienne Geoffroy Saint-Hilaire - 1830 - 204 pages
...donner une forme précise dans le chapitre de sa Philosophie zoologique, où il traite de l'influence des circonstances sur les actions et les habitudes...animaux , et de celle des actions et des habitudes des corps vivants comme causes qui modifient l'organisation de leurs parties. Plus tard , dans ses... | |
 | Académie royale des sciences (France) - 1833 - 880 pages
...donner une forme précise dans le chapitre de sa Philosophie zoologique, où il traite de l.influence des circonstances sur les actions et les habitudes...animaux, et de celle des actions et des habitudes des corps vivants comme causes qui modifient l'organisation de leurs parties. Plus tard , dans ses... | |
 | 1861 - 716 pages
...adapted competitors did not already exist in the country, I can see no difficulty in a race of bears being rendered, by natural selection, more and more...till a creature was produced as monstrous as a whale. — P. 165. 'We should like to know how much credulity is necessary to enable one to adopt such stories... | |
 | 1864 - 822 pages
...adapted competitors did not already exist in the country, I can see no difficulty in a race of bears being rendered, by natural selection, more and more...till a creature was produced as monstrous as a whale ! "* Now, if this is not the Lamarckian theory of development, it is surely closely akin to it. " The... | |
 | 1860 - 390 pages
...adapted competitors did not already exist in the country, I can see no difficulty in a race of bears being rendered, by natural selection, more and more...a creature was produced as monstrous as a whale." (P. 184.) Before entering upon this, however, we must explain what " Natural Selection " means. We... | |
 | 1860 - 580 pages
...better adapted competitors did not exist in the country, I can see no difficulty in a race of bears being rendered, by natural selection, more and more...a creature was produced as monstrous as a whale." — P. 184. Such credulity will find no difficulties. Could we only get up, or rather down, to the... | |
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I can see no difficulty in a race of bears being rendered, by natural selection, more and more aquatic in their structure and habits, with larger and larger mouths, till a creature was produced as monstrous as a whale. 
