430 



rox. 



INDEX. 



GALTON'. 



racters by, i. 294 ; cuckoo- , i. 294 ; 

 development of the comb in, i. 

 295 ; numerical proportion of the 

 sexes in, i. 306 ; courtship of, li. 117 ; 

 mongrel, between a black Spanish 

 cock and different hens, ii. 131 ; 

 pencilled Hamburgh, difference of 

 the sexes in, ii. 158 ; Spanish, 

 sexual differences of the comb in, 

 ii. 158 ; spurred, in both sexes, ii. 

 162. 



Fox, W. D., on some half-tamed 

 wild ducks becoming polygamous, 

 and on polygamy in the guinea- 

 fowl and canary-bird, i. 270 ; on 

 the proportion of the sexes in cattle, 

 i. 305 ; on the pugnacity of the 

 peacock, ii. 46 ; on a nuptial assem- 

 bly of magpies, ii. 102 ; on the 

 finding of new mates by crows, ii. 

 104; on partridges living in trip- 

 lets, ii. 107 ; on the pairing of a 

 goose with a Chinese gander, ii, 

 114. 



Foxes, wariness of young, in hunting 

 districts, i. 50 ; black, ii. 294. 



France, numerical proportion of 

 male and female births in, i. 301. 



Francesco, B., on the Simian resem- 

 blances of man, i. 4. 



Fraser, C, on the different colours 

 of the sexes in a species of Squilla, 

 i. 335. 



Frinf/illa cannabina, ii. 86. 



Fri)if/illa ciris, age of mature plumage 

 in^ ii. 213. 



Fi'ingiUa cyanea, age of mature plu- 

 mage in, ii. 213. 



Frmijilla leucophrys, young of, ii. 

 217. 



Fringilla spinus, ii. 115. 



Fringilla tristis, change of colour in, 

 in spring, ii. 85; young of, ii. 216. 



Fringillid.e, resemblance of the 

 females of distinct species of, ii. 

 192. 



Frogs, ii. 25; male, temporary recep- 

 tacles for ova possessed by, i. 254 ; 

 ready to breed before the females, 

 i. 260 ; A^ocal organs of, ii. 28. 



Frontal bone, persistence of the 

 suture in, i. 124. 



Fruits, poisonous, avoided by animals, 

 i. 36. 



Fuegians, i. 167, 181; mental 

 capacity of the, i. 34 ; quasi-reli- 

 gious sentiments of the, i. 67 ; 

 power of sight in the, i. 118 ; skill 

 of, in stone-throwing, i. 138 ; re- 

 sistance of the, to their severe cli- 

 mate, i. 156, 237 ; difference of 

 stature among the, i. 115; mode of 

 life of the, i. 246 ; resemblance of, 

 in mental characters, to Europeans, 

 i. 232 ; aversion of, to hair on the 

 face, ii. 348 ; said to admire 

 European women, ii. 351. 



FuLGORiD^, songs of the, i. 351. 



Fur, whiteness of, in arctic animals, 

 in winter, i. 282. 



Fur-bearing animals, acquired sa- 

 gacity of, i. 50. 



G. 



Gallicrex, sexual difference in the 

 colour of the irides in, ii. 128. 



Gallicrex cristatus, red caruncle 

 occurring in the male during the 

 breeding-season, ii. 80. 



Gallinace^e, frequency of poly- 

 gamous habits and of sexual dif- 

 ferences in the, i. 269 ; love- 

 gestures of, ii. 68 ; decomposed 

 feathers in, ii. 74 ; stripes of young, 

 ii. 184; comparative sexual differ- 

 ences between the s])ecies of, ii. 

 192, 194; plumage of, ii. 195. 



Gallinaceous birds, weapons of the 

 male, ii. 44 ; racket-shaped fea- 

 thers on the heads of, ii. 73. 



Gallinula chlo7'02yus, pugnacity of 

 male, ii. 40. 



Gallinula cristata, pugnacity of the 

 male, ii. 41. 



G alloperdix, spurs of, ii. 46 ; de- 

 velopment of spurs in the female, 

 ii. 162. 



Gallophasis^ young of, ii. 1 90. 



Gallus bankiva, ii. 158 ; neck-hackles 

 of, ii. 84. 



Gallus Stanleyi, pugnacity of the 

 male, ii. 44. 



Galls, i. 152. 



Galton, Mr., on the struggle between 

 the social and personal impulses, i. 

 104; on hereditary genius, i. Ill ; 

 on the effects of natural selection 



