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Raamatud Books 1 - 10 of 36 on The powerful retractile talons of the falcon- and the cat-tribes have not been produced....
" The powerful retractile talons of the falcon- and the cat-tribes have not been produced or increased by the volition of those animals; but among the different varieties which occurred in the earlier and less highly organized forms of these groups, those... "
Contributions to the Theory of Natural Selection: A Series of Essays - Page 41
by Alfred Russel Wallace - 1870 - 384 lehte
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Zoological Journal of the Linnean Society, 3–4. köide

Linnean Society of London - 1859
...here developed renders such an hypothesis quite unnecessary, by showing that similar results must be produced by the action of principles constantly at...falcon- and the cat-tribes have not been produced or inereased by the volition of those animals ; but among the different varieties which occurred in the...
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Report

British Association for the Advancement of Science - 1859
...Society, August 1858, p. 49. t " The powerful retractile talons of the falcon- and the cat-trihes heve not been produced or increased by the volition of...different varieties which occurred in the earlier and less organized forms of these groups, those always survived longest which had the greatest facilitiee for...
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The Edinburgh New Philosophical Journal: Exhibiting a View of the ..., 11. köide

1860
...talons of the falcons and the cat tribe have not been produced or increased by the volition of these animals ; but among the different varieties which occurred in the earlier and less highly organised forms of these groups, those always survived longest which had the greatest facilities for...
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Year-book of Nature and Popular Science for 1872

John Christopher Draper - 1873 - 333 lehte
...view here developed renders such hypothesis quite tmnecessary, by showing that similar results must be produced by the action of principles constantly at...The powerful retractile talons of the falcon and the cat tribes have not been produced or increased by the volition of those animals ; but among the different...
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Schopfung oder entstehung: aphorismen zur entwicklung des organischen lebens

Adolf Bastian - 1875 - 340 lehte
...retractile talons of the falcon, and the cat-tribes havo not been produced or increased by the volitiou of those animals, but among the different varieties...the earlier and less highly organized forms of these gronps, those always survived lougest which had the greatest facility for durch Strecken des Thieres,...
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Unconscious Memory

Samuel Butler - 1880 - 288 lehte
...hypothesis quite unnecessary . . . The powerful retractile talons of the falcon and the cat tribes have not been produced or increased by the volition of those animals, . . . neither did the giraffe acquire its long neck by desiring to reach the foliage of the more lofty...
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Selections from Previous Works: With Remarks on Mr. G.J. Romanes' "Mental ...

Samuel Butler - 1884 - 325 lehte
...hypothesis quite unnecessary . . . The powerful retractile talons of the falcon and the cat tribes have not been produced or increased by the volition of those animals, . . . neither did the giraffe acquire its long neck by desiring to reach the foliage of the more lofty...
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Unconscious Memory: A Comparison Between the Theory of Dr. Ewald Hering and ...

Samuel Butler - 1890 - 288 lehte
...hypothesis quite unnecessary . . . The powerful retractile talons of the falcon and the cat tribes have not been produced or increased by the volition of those animals, . . . neither did the giraffe acquire its long neck by desiring to reach the foliage of the more lofty...
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Natural Selection and Tropical Nature: Essays on Descriptive and Theoretical ...

Alfred Russel Wallace - 1891 - 492 lehte
...here developed renders such an hypothesis quite unnecessary, by showing that similar results must be produced by the action of principles constantly at...The powerful retractile talons of the falcon and the cat tribes have not been produced or increased by the volition of those animals ; but among the different...
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The Popular Science Monthly, 60. köide

1902
...here developed renders such an hypothesis quite unnecessary, by showing that similar results must be produced by the action of principles constantly at...occurred in the earlier and less highly organized form of these groups, those always survived longest which had the greatest facilities for seizing their...
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