. The descent of man, and selection in relation to sex. Evolution; Natural selection; Heredity; Human beings. 2hap. XVIII. Mammals—Summary. 55$ acquired or modified through that form of selection which I have called sexual. This does not depend on any superiority in the general struggle for life, but on certain individuals of one sex, generally the male, being successful in conquering other males, and leaving a larger number of offspring to inherit their superiority than do the less successful Fig. 18. Cercopithecus diana (from Brehm"). There is another and more peaceful kind of c


. The descent of man, and selection in relation to sex. Evolution; Natural selection; Heredity; Human beings. 2hap. XVIII. Mammals—Summary. 55$ acquired or modified through that form of selection which I have called sexual. This does not depend on any superiority in the general struggle for life, but on certain individuals of one sex, generally the male, being successful in conquering other males, and leaving a larger number of offspring to inherit their superiority than do the less successful Fig. 18. Cercopithecus diana (from Brehm"). There is another and more peaceful kind of contest, m which the males endeavour to excite or allure the females by various charms. This is probably carried on in some cases by the power- ful odours emitted by the males during the breeding-season; the odoriferous glands having been acquired through sexual selection. Whether the same view can be extended to the voice. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Darwin, Charles, 1809-1882. London, J. Murray


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Keywords: ., bookcentury1800, bookdecade1890, booksubjecthumanbeings, bookyear