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Books Books 1 - 10 of 40 on ... of the year when food was scarcest; they would also rear more young, which would....
" ... of the year when food was scarcest; they would also rear more young, which would tend to inherit these slight peculiarities. The less fleet ones would be rigidly destroyed. I can see no more reason to doubt that these causes in a thousand generations... "
The American Journal of Science and Arts - Page 47
1869
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Edinburgh Review, Or, Critical Journal, Volume 111

English literature - 1860
...best climbers would escape the tigers, the worst would be rigidly destroyed. Buffon would have seen no more reason to doubt that these causes, in a thousand...produce a marked effect, and adapt the form of the wild man to obtain fruits rather * By Darwin and 'Wallace, 'Proceedings of the Linnaeaa Society,' August,...
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Report

British Association for the Advancement of Science - Science - 1859
...scarcest; they would also rear more young, which would tend to inherit these slight peculiarities. The less fleet ones would be rigidly destroyed. I can...greyhounds can be improved by selection and careful breeding*." Observation of animals in a state of nature is required to show their degree of plasticity,...
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Zoological Journal of the Linnean Society, Volumes 3-4

Linnean Society of London - Zoology - 1859
...scarcest ; they would also rear more young, which would tend to inherit these slight peculiarities. The less fleet ones would be rigidly destroyed. I can...would produce a marked effect, and adapt the form o the fox or dog to the catehing of hares instead of rabbits, than tha greyhounds con be improved by...
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The Living Age ..., Volume 66

Eliakim Littell, Robert S. Littell - 1860
...D:ir\vin and Wallace, " Proceedings of the Linnœau Society,'1 August, 1858, p. 45. Buffon would have seen no more reason to doubt that these causes, in a thousand...produce a marked effect, and adapt the form of the wild man to obtain fruits rather than grains, than Darwin now believes that man can be improved by...
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Palaeontology: Or, A Systematic Summary of Extinct Animals and Their ...

Richard Owen - Paleontology - 1861 - 420 pages
...scareest ; they would also rear more young, which would tend to inherit these slight peculiarities. The less fleet ones would be rigidly destroyed. I can...effect, and adapt the form of the fox or dog to the catehing of hares instead of rabbits, than that greyhounds can be improeed by selection and careful...
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Palaeontology Or a Systematic Summary of Extinct Animals and Their ...

Richard Owen - Paleontology - 1861 - 463 pages
...scareest ; they would also rear more young, which would tend to inherit these slight peculiarities. The less fleet ones would be rigidly destroyed. I can...causes in a thousand generations would produce a marked eflVct, and adapt the form of the fox or dog to the catching of hares instead of rabbits, than that...
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On the Anatomy of Vertebrates ...: Mammals

Richard Owen - Anatomy, Comparative - 1868
...scarcest ; they would also rear more young, which would tend to inherit those slight peculiarities. The less fleet ones would be rigidly destroyed. I can...greyhounds can be improved by selection and careful breeding.' ' So Geoffroy Saint-Hilaire also wrote :— ' Si ces modifications amenent des effets nuisibles,...
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On the Anatomy of Vertebrates ...: Mammals

Richard Owen - Anatomy, Comparative - 1868 - 2157 pages
...scarcest ; they would also rear more young, which would tend to inherit those slight peculiarities. The less fleet ones would be rigidly destroyed. I can...greyhounds can be improved by selection and careful breeding.' ' So Geoffrey Saint-Hilaire also wrote : — ' Si ces modifications amenent des effets nuisibles,...
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On the Anatomy of Vertebrates ...: Mammals

Richard Owen - Anatomy, Comparative - 1868 - 2157 pages
...scarcest ; they would also rear more young, which would tend to inherit those slight peculiarities. The less fleet ones would be rigidly destroyed. I can...thousand generations would produce a marked effect, and ad.ipt the form of the fox or dog to the catching of hares instead of rabbits, than that greyhounds...
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The American Journal of Science and Arts

Geology - 1869
...scarcest ; they would also rear more young, which would tend to inherit those slight peculiarities. The less fleet ones would be rigidly destroyed. I can...also wrote : — ' Si ces modifications amenent des effets nuisibles, les animaux qui les e'prouvent cessent d'exister, pour etre remplaces par d'autres,...
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