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Raamatud Books 11 - 19 of 19 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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The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, Literature and ...

Hugh Chisholm - 1911
...selection is very clearly pointed out. " The powerful retractile talons of the falcon anJ the cat tribes have not been produced or increased by the volition...earlier and less highly organized forms of these groups, litóse always survived longest which had ike greatest I acilitics for seizing their prey. Neither...
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Outlines of Evolutionary Biology

Arthur Dendy - 1912 - 454 lehte
...here developed renders such an hypothesis quite unnecessary, by shewing that similar results must be produced by the action of principles constantly at...been produced or increased by the volition of those animals;2 but among the different varieties which occurred in the earlier and less highly organized...
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Zoologist: A Monthly Journal of Natural History, 16. köide

Edward Newman, James Edmund Harting - 1858
...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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Transactions and Proceedings of the Botanical Society of Edinburgh, 6. köide

Botanical Society of Edinburgh - 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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On Evolution: The Development of the Theory of Natural Selection

Charles Darwin - 1996 - 356 lehte
...here developed renders such an hypothesis quite unnecessary, by showing that similar results must be produced by the action of principles constantly at...talons of the falcon- and the cat-tribes have not been producd or increased by the volition of those animals; but among the different varieties which occurred...
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The Alfred Russel Wallace Reader: A Selection of Writings from the Field

Alfred Russel Wallace - 2002 - 219 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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Infinite Tropics: An Alfred Russel Wallace Anthology

Alfred Russel Wallace - 2003 - 430 lehte
...here developed renders such an hypothesis quite unnecessary, by showing that similar results must be produced by the action of principles constantly at...increased by the volition of those animals; but among different varieties which occurred in the earlier and less highly organized forms of these groups,...
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Unconscious Memory: Easyread Super Large 24pt Edition

Samuel Butler - 2007 - 324 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 shrubs,...
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Selections from Previous Works: Easyread Super Large 20pt Edition

Samuel Butler - 2007 - 296 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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