MAN— SEXUAL DIFFERENCES. 551 



PART III. 



SEXUAL SELECTION IN RELATION TO MAN, 



AND CONCLUSION. 



CHAPTER XIX. 

 ■ SECONDARY SEXUAL CHARACTERS OP MAN. 



Diflerences between man and woman — Causes of such differences and 

 of certain characters common to both sexes— Law of battle — Dif- 

 ferences in mental powers, and voice — On the influence of beauty 

 in determining the marriages of mankind — Attention paid by sav- 

 ages to ornaments — Their ideas of beauty in woman — The tendency 

 to exaggerate each natural peculiarity. 



With mankind the differences between the sexes are greater 

 than in most of the Quadrumana, but not so great as in some, 

 for instance, the mandrill. Man on an average is considerably 

 taller, heavier, and stronger than woman, with sguarer shoulders 

 and more plainly-pronounced muscles. Owing to the relation 

 which exists between muscular development and the projection of 

 the brows,^ the superciliary ridge is generally more marked in 

 man than in woman. His body, and especially his face, is more 

 hairy, and his voice has a different and more powerful tone. In 

 certain races the women are said to differ slightly in tint from 

 the men. For instance, Sciiweinfurth, in speaking of a negress 

 belonging to the Monbuttoos, who inhabit the interior of Africa a 

 few degrees north of the Equator, says, "Like all her race, she had 

 "a skin several shades lighter than her husband's, being some- 

 "thing of the color of half -roasted coffee."^ As the women labor 



' Schaafthausen, translation in 'Anthropological Review,' Oct. 186S, 

 pp. 419, 420, 427. 

 = 'The Heart of Africa,' English Transl. 1873, vol. 1. p. 544. 



