Archive image from page 574 of The descent of man . The descent of man : and selection in relation to sex descentofmansele00indarw Year: 1875 Chap. XVIII. Mammals—Summary, 553 acquired or modified through that form of selection wliich 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 males. Fig. 78. Cercopithecus diana (from Brehm). There is anoth
Archive image from page 574 of The descent of man . The descent of man : and selection in relation to sex descentofmansele00indarw Year: 1875 Chap. XVIII. Mammals—Summary, 553 acquired or modified through that form of selection wliich 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 males. Fig. 78. Cercopithecus diana (from Brehm). There is another and more peaceful In'nd 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 i)ower- ful odours emitted by the males during the breeding-season; the odoriferous glaivls having been acquired through sexual selection. Whether the same view can be extended to the voice
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