CONTENTS OF YOL. II. Vll 



CHAPTEE XVIT. 



Secondary Sexual Characters of Mammals. 



The law of battle — Special weapons, confined to the males — Cause 

 of absence of weapons in the female — Weapons common to both 

 sexes, yet primarily acquired by the male — Other uses of such 

 weapons — Their high importance — Greater size of the male — 

 Means of defence — On the preference shewn by either sex in the 

 pairing of quadrupeds Page 239-273 



CHAPTER XVIII. 



Secondary Sexual Characters of Mammals — continued. 



Voice — Eemarkable sexual peculiarities in seals — Odour — Deve- 

 lopment of the hair — Colour of the hair and skin — Anomalous 

 case of the female being more ornamented than the male — 

 Colour and ornaments due to sexual selection — Colour acquired 

 for the sake of protection — Colour, though common to both 

 sexes, often due to sexual selection — On the disappearance of 

 spots and stripes in adult quadrupeds — On the colours and 

 ornaments of the Quadrumana — Summary .. .. 274-315 



CHAPTER XIX. 



Secondary Sexual Characters of Man. 



Differences between man and woman — Causes of such differences 

 and of certain characters common to both sexes — Law of battle 



— Differences in mental powers — and voice — On the influence 

 of beauty in determining the marriages of mankind — Attention 

 paid by savages to ornaments — Their ideas of beauty in woman 



— The tendency to exaggerate each natural peculiarity 31i>-^a^ 



lUJ 



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