436 



HOG. 



INDEX. 



HUNGER. 



deer, ii. 244- ; on sexxxal prefer- 

 ences shown by reindeer, ii. 273. 



Hog, wart-, ii. 265 ; river-, ii. 266. 



Hog-deer, ii. 303. 



Holland, Sir H., on the effects of 

 new diseases, i. 238. 



HOJIOLOGOUS structures, correlated 

 variation of, i. 130. 



HOMOPTERA, i. 350 ; stridulation of 

 the, and orthoptera, discussed, i. 

 360. 



Honduras, Qmscalus major in, i. 307. 



Honey-buzzard of India, variation 

 in the crest of, ii. 126. 



Honey-suckers, moulting of the, ii. 

 83 ; Australian, nidification of, ii. 

 169. 



Honour, law of, i. 99. 



Hooker, Jos., on the colour of the 

 beard in man, ii. 319. 



HooLOCK Gibbon, nose of, i. 192. 



Hoopoe, ii. 56 ; sounds produced by 

 the male, ii. 62. 



Hoplopterus armatus, wing-spurs of, 

 ii. 48. 



HORNBiLL, African, inflation of the 

 neck-wattle of the male during 

 courtship, ii. 72. 



HORNBiLLS, sexual difference in the 

 colour of the eyes in, ii. 129 ; nidi- 

 fication and incubation of, ii. 169. 



Horne, C, on the rejection of a 

 brightly-coloured locust by lizards 

 and birds, i. 361. 



Horns, of deer, ii. 243, 248, 259; 

 and canine teeth, inverse develop- 

 ment of, ii. 257 ; sexual differences 

 of, in sheep and goats, i. 283 ; loss 

 of, in female merino sheep, i. 284 ; 

 development of, in deer, i. 288; de- 

 velopment of, in antelopes, i. 289 ; 

 from the head and thorax, in male 

 beetles, i. 370. 



Horse, polygamous, i. 267 ; canine 

 teeth of male, ii. 241 ; winter 

 change of the, ii. 298 ; fossil, ex- 

 tinction of the, in South America, 

 i. 239. 



Horses, dreaming, i. 46 ; rapid in- 

 crease of, in South America, i. 135; 

 diminution of canine teeth in, i. 

 144; of the Falkland Islands and 

 Pampas, i. 236 ; numerical propor- 

 tion of the sexes in, i. 263, 265 ; 



lighter in winter in Siberia, i. 282; 

 sexual preferences in, ii. 272 ; pair- 

 ing preferently with those of the 

 same colour, ii. 295 ; numerical 

 proportion of male and female 

 births in, i. 303 ; formerly striped, 

 ii. 305, 



Hottentot women, peculiarities of, 

 i. 225. 



Hottentots, lice of, i. 220; readily 

 become musicians, ii. 334 ; notions 

 of female beauty of the, ii. 345 ; 

 compression of nose by, ii. 352. 



House-slaves, difference of, from 

 field-slaves, i. 246. 



HuBER, P., on ants playing together, 

 i. 39 ; on memory in ants, i. 45 ; 

 on the intercommunication of ants, 

 i. 58 ; on the recognition of each 

 other by ants after separation, i. 

 365. 



Hue, on Chinese opinions of the ap- 

 pearance of Europeans, ii. 345. 



Human kingdom, i. 186. 



Human sacrifices, i. 68. 



Humanity, unknown among some 

 savages, i. 94 ; deficiency of, among 

 saA-ages, i. 101. 



Humboldt, A. A-on, on the rationality 

 of mules, i. 48 ; on a parrot pre- 

 serving the langviage of a lost tribe, 

 i. 236 ; on the cosmetic arts of 

 savages, ii. 339, 340 ; on the ex- 

 aggeration of natural chara(;ters by 

 man, ii. 351 ; on the red painting 

 of American Indians, ii. 352. 



Hume, D., on svmpathetic feelings, i. 

 85. 



Humming-bird, racket-shaped fea- 

 thers in the tail of a, ii. 73 ; dis- 

 play of plumage by the male, ii. 86. 



Humming-birds, ornament their nests, 

 i. 63, ii. 112 ; polygamous, i. 269; 

 .proportion of the sexes in, i. 307, 

 ii. 221 ; sexual differences in, ii. 39, 

 40, 151 ; pugnacity of male, ii. 40 ; 

 modified primaries of male, ii. 65 ; 

 coloration of the sexes of, ii. 78 ; 

 young of, ii. 220 ; nidification of 

 the, ii. 168; colours of female, ii. 

 168. 



Humphreys, H. N., on the habits of 

 the Stickle-back, i. 271, ii. 2. 



Hunger, instinct of, i. 89. 



