258 INDEX 



PACK 



Male and female cats, their behaviour when latter nearing de- 

 livery ....... 22 



,, cat devours young of female . . . .21 



domestic rabbit, guinea pig, and boar . . .25 



,, ferret, anecdote of . . . . . .24 



,, tigers ....... 24 



Males of all prolific species removed from cages when females 



pregnant . . . . . . .34 



Malthus, his principle that population increases faster than the 



food supply ...... 116 



,, his positive checks . . . . .130 



,, practically eliminates check of moral restraint . . 131 



,, moral aspect of his theory .... 132 



,, effect of his theory upon Pitt .... 134 



Man differentiated from the lower animals . . . 231 



, , an imperfect being advancing to a remote ideal . . 232 



Mankind entering into larger consciousness of its solidarity . 201 



Marriages limited by labour demand .... 159 



Medieval Europe, its insanitary conditions . . .141 



Men marry as soon as they are able . . . .153 



Military situation of Europe to-day, an evanescent phase . 206 



Mill's fanciful description of French peasant proprietor . . 195 



Mundane history of man, three stages .... 223 



Natural Selection in progress, incapable of being observed or 



traced . . . . .72 



,, ,, cannot be Nature's evolutional principle . 73 



,, ,, cannot pair similarly varied individuals through 



successive generations . . .90 



Nature's arrangement to supplant unimprovable by civilised 



races ....... 227 



,, method of elimination meant to avert a cruel struggle 



for existence . 19-20 



,, ,, painless and congruous to 



nature of the species . 23 



,, ,, ,, prevails in the vegetable king- 



dom . . . .20 



,, ,, reconciles the phenomena of 



feral life with observation . 26 



Nature cannot isolate her similarly varied individuals, why . 86 



shows few traces of her footsteps in her evolutional march 80 



Nature's productions far truer than man's, why . . .85 



Nineteenth century inaugurates a new w. . . . 200 



