INDEX. 



409 



Hemiptera, i. 389. 



Hemitragus, beardless in both sexes, ii. 



269. 

 Hepburn, Mr., on the autumn-song of the 



water-ouzel, ii. 51. 

 . Uepialm hwnidi, sexual difference of 



color in the, i. 3S6, 390. 

 Herbs, poisonous, avoided by animals, i. 



36. 

 Hermaphroditism of embryos, i. 199. 

 Jlerodias bubulcun, vernal moult of, ii. SO. 

 Heron, love-gestures of a, ii. 65. 

 Heron, Sir E., on the habits of peafowl, ii. 



115, 116, 146. 

 Herons, decomposed feathers in, ii. 70; 



breeding-plumage of, ii. 73, 79; young 



of the, ii. 200 ; sometimes dimorphic, ii. 



205; continued growth of crest and 



plumes in the males of some, ii. 206; 



change of color in some, ii. 221. 

 Hetcerina, diffe»nce in the sexes of, i. 



351 ; proportion of the sexes in. i. 306. 

 Bieteroc&ms, stridulation of, i. 36S. 

 Hewitt, Mr., on a game-cock killing a 



kite, ii. 41; on the recognition of dogs 



and cats by ducks, ii. 106 ; on the pairing 



of a wild-duck with a pintail drake, ii. 



110; on the courtship of fowls, ii. 112; 



on the coupling of pheasants with com- 

 mon hens, ii. 117. 

 Hindoo, his horror of breaking his caste, 



i. 95, 98. 

 Hindoos, local difference of stature among, 



i. Ill ; difference of, from Europeans, i. 



231 ; color of the beard in, ii. 304. 

 Eipparchia Janira, instability of the 



ocellated spots of, ii. 127. 

 Ilipparchice, i. 375. 

 Hippocampus, development of, i. 202; 



marsupial receptacles of the male, ii. 20. 

 Hippopotamus, nakedness of, i. 142. 

 Hips, proportions of, in soldiers and sail- 

 .ors, i. 112. 



Hodgson, S., on the sense of duty, i. 68. 

 Hoffberg, on the horns of the reindeer, 



ii. 233 ; on sexual preferences shown by 



reindeer, ii. 260. 

 Hog, wart, ii. 253 ; river, ii. 254. 

 Hog-deer, ii. 2S9. 

 Holland, Sir H., on the effects of new 



diseases, i. 230. 

 Homologous structures, correlated varia- 

 tion of, i. 125. 

 Homoptera, i. 340; stridulation of the, 



and orthoptera, discussed, i. 349. 

 Honduras, Quiscalus major in, i. 298. 

 Honey-buzzard of India, variation in the 



crest of, ii. 121. 

 Honey-suckers, moulting of the, ii. 79; 



Australian, nidification of, ii. 161. 

 Honor, law of, i. 95. 

 Hooker, Jos., on the color of the beard in 



man. ii. 804. 

 Hoolock Gibbon, nose of, i. 184. 

 Hoopoe, ii. 53; sounds produced by the 



male, ii. 60. 

 Uoplopterus armatus, wing-spurs of, ii. 



37 



HoRNBrLL, African, inflation of the neck- 

 wattle of the male during courtship, ii. 

 69. 



Hornbills, sexual difference in the color 

 of the eyes in, ii. 123 ; nidification and 

 incubation of ii. 161. 



Horne, C, on the rejection of a brightly- 

 colored locust bv lizards' and birds, i. 351. 



Horns, of deer, ii." 232, 237, 24S; and canine 

 teeth, inverse development of, ii. 245 

 sexual differences of, in sheep and goats, 

 i. 273 ; l»ss of, in female merino sheep, i 

 275 ; development of, in deer, i. 278 ; de- 

 velopment of, in antelopes, i. 280 ; from 

 the head and thorax, in male beetles, i. 

 857. 



Horse, polygamous, i. 25S ; canine teeth of 

 male, ii. 230; winter change of the, ii. 

 284; fossil, extinction of the, in South 

 America, i. 231. 



Horses, dreaming, i. 44 ; rapid increase of, 

 in South America, i. 130 ; diminution of 

 canine teeth in, i. 13S ; of the Falkland 

 Islands and pampas, i. 227; numerical 

 proportion of the sexes in, i. 255. 256; 

 lighter in winter in Siberia, i. 273 ; sexual 

 preferences in, ii. 260 ; pairing preferent- 

 ly with those of the same color, ii. 281 ; 

 numerical proportion of male and female 

 births in, i. 293 ; formerly striped, ii. 291. 



Hottentot women, peculiarities of, i. 217. 



Hottentots, lice of, i. 212 ; readily become 

 musicians, ii. 318; notions of female 

 beauty of the, ii. 329; compression of 

 nose by, ii. 385. 



House-slaves, difference of, from field- 

 slaves, i. 237. 



Huber, P., on ants playing together, i. 38; 

 on memory in ants, i. 44 ; on the inter- 

 communication of ants, i. 56 ; on the rec- 

 ognition of each other by ants after sepa- 

 ration, i. 354. 



Hue, on Chinese opinions of the appear- 

 ance of Europeans, ii. 328. 



Human kingdom, i. 179. 



Human sacrifices, i. 66. 



Humanity, unknown among some sav- 

 ages, i. 91 ; deficiency of, among savages, 

 i.97. 



Humboldt, A. von, on the rationality of 

 mules, i. 47 ; on a parrot preserving the 

 language of a lost tribe, i. 228 ; on the 

 cosmetic arts of savages, ii. 324 ; on tho 

 exaggeration of natural characters by 

 man, ii. 334; on the red painting of 

 American Indians, ii. 336. 



Hume, D., on sympathetic feelings, i. 81. 



Humming-bird, racket-shaped feathers in 

 the tail of a, ii. 70; display of plumago 

 by the male. ii. 83. 



Humming-birds, ornament their nests, i. 

 63, ii. 107; polygamous, i. 260; propor- 

 tion of the sexes in, l. 298, ii. 213; sexual 

 differences in, ii. 37, 38, 145: pugnacity 

 of male, ii. 38; modified primaries of 

 male, ii. 62 ; coloration of the sexes of 

 ii. 75; young of ii. 211; nidification of 

 the, ii. 160; colors of female, ii. 160. 



