| 18?? - 576 páginas
...variation in the least degree injurious would be rigidly destroyed. This preservation of favourable individual differences and variations, and the destruction of those which are injurious, I have called natural selection, or the survival of the fittest. . . . Nature, if I may be allowed... | |
| 128 páginas
...having defined natural selection or the survival of the fittest as the "preservation of favourable individual differences and variations, and the destruction of those which are injurious" in the sixth edition of the Origin, vol. I, p. 98 and reported (1 : 99) that several of his contemporaries... | |
| Walter L. Battaglia - 2005 - 499 páginas
...variation in the least degree injurious would be rigidly destroyed. This preservation of favourable individual differences and variations, and the destruction of those which are injurious, I have espied Natural Selection, or the Survival of the Fittest." [emphasis mine - wlb] . 7. Darwin,... | |
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