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" The result is not death to the unsuccessful competitor but few or no offspring. Sexual selection is, therefore, less rigorous than natural selection. Generally the most vigorous males, those which are best fitted for their places in nature, will leave... "
On the origin of species by means of natural selection ; or, The ... - Page 69
by Charles Darwin - 1875 - 458 pages
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Evolution's First Philosopher: John Dewey and the Continuity of Nature

Jerome A. Popp - 2012 - 172 pages
...the males for possession of the females; the result is not death to the unsuccessful competitor, but few or no offspring. Sexual selection is, therefore, less rigorous than natural selection" (Origin, 136). The example typically used in the literature as an example of sexual selection is the...
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The Infanticidal Logic of Evolution and Culture

A. Samuel Kimball - 2007 - 372 pages
...males, for the possession of the other sex. The result is not death to the unsuccessful competitor, but few or no offspring. Sexual selection is, therefore, less rigorous than natural selection" (The Origin of Specie,', 69). 38. Carolyn M. Crockett and Ranka Sekulic, "Infanticide in Red Howler...
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Beyond Rationality: The Search for Wisdom in a Troubled Time

Kenneth R. Hammond - 2007 - 368 pages
...males, for the possession of the other sex. The result is not death to the unsuccessful competitor, but few or no offspring. Sexual selection is therefore less rigorous than natural selection."16 Reproduction, it must be noted, is as important in the long term for species as survival...
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Natural Selection: The Global Struggle for Existence

Charles Darwin - 2008 - 166 pages
...the males for possession of the females; the result is not death to the unsuccessful competitor, but few or no offspring. Sexual selection is, therefore,...will leave most progeny. But in many cases, victory will depend not on general vigour, but on having special weapons, confined to the male sex. A hornless...
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de zin der geschiedenis

Gerardus van der Leeuw - 1935 - 354 pages
...numbers of a species." 1.1. ch. Ill (6de dr. p. 49, 50-51, 53). ā€˛Generally, the most vigorous ma'es, those which are best fitted for their places in nature,...leave most progeny. But in many cases, victory depends npt so much on general vigour, as on having special weapons, confined to the male sex." 1.1. ch. IV...
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