Category: Science - Biology
FISHES: Courtship and battles of the males--Larger size of the females--Males, bright colours and ornamental appendages; other strange characters--Colours and appendages acquired by the males during the breeding-season alone--Fishes with both sexes brilliantly coloured--Protec...
FISHES: Courtship and battles of the males--Larger size of the females--Males, bright colours and ornamental appendages; other strange characters--Colours and appendages acquire...
2. CHAPTER XIII.3. CHAPTER XIV.Choice exerted by the female--Length of courtship--Unpaired birds--Mental qualities and taste for the beautiful--Preference or antipathy shewn by the female for particular males...
4. CHAPTER XV.Discussion why the males alone of some species, and both sexes of other species, are brightly coloured--On sexually-limited inheritance, as applied to various structures and to...
5. CHAPTER XVI.The immature plumage in relation to the character of the plumage in both sexes when adult--Six classes of cases--Sexual differences between the males of closely-allied or repres...
6. CHAPTER XVII.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 use...
7. CHAPTER XVIII.Voice--Remarkable sexual peculiarities in seals--Odour--Development of the hair--Colour of the hair and skin--Anomalous case of the female being more ornamented than the male--C...
8. CHAPTER XIX.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 infl...
9. CHAPTER XX.On the effects of the continued selection of women according to a different standard of beauty in each race--On the causes which interfere with sexual selection in civilised and...
10. CHAPTER XXI.Vol. I. pp. 297-299.--I have fallen into a serious and unfortunate error, in relation to the sexual differences of animals, in attempting to explain what seemed to me a singular...
11. CHAPTER XII.FISHES: Courtship and battles of the males--Larger size of the females--Males, bright colours and ornamental appendages; other strange characters--Colours and appendages acquire...
12. CHAPTER XIII.Secondary sexual characters are more diversified and conspicuous in birds, though not perhaps entailing more important changes of structure, than in any other class of animals....
13. CHAPTER XIV.Choice exerted by the female--Length of courtship--Unpaired birds--Mental qualities and taste for the beautiful--Preference or antipathy shewn by the female for particular males...
14. CHAPTER XV.Discussion why the males alone of some species, and both sexes of other species, are brightly coloured--On sexually-limited inheritance, as applied to various structures and to...
15. CHAPTER XVI.The immature plumage in relation to the character of the plumage in both sexes when adult--Six classes of cases--Sexual differences between the males of closely-allied or repres...
16. CHAPTER XVII.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 use...
17. CHAPTER XVIII.Voice--Remarkable sexual peculiarities in seals--Odour--Development of the hair--Colour of the hair and skin--Anomalous case of the female being more ornamented than the male--C...
18. CHAPTER XIX.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 infl...
19. CHAPTER XX.On the effects of the continued selection of women according to a different standard of beauty in each race--On the causes which interfere with sexual selection in civilised and...
20. CHAPTER XXI.A brief summary will here be sufficient to recall to the reader's mind the more salient points in this work. Many of the views which have been advanced are highly speculative, a...
21. i. 218;on the number of species of man, i. 226; on the courtship of the land-snails, i. 324; on the brightness of the colours of male fishes during the breeding season, ii. 13; on the...
22. i. 52;on the contest in man between right and wrong, i. 104; on the physical weakness of man, i. 156; on the primitive civilisation of man, i. 181; on the plumage of the male Argus ph...
23. ii. 171;24. ii. 180;on the immature plumage of thrushes, ii. 185; on the immature plumage of birds, ii. 186 _et seq._; on birds breeding in immature plumage, ii. 214; on the growth of the crest and...
25. i. 302;on _Palamedea cornuta_, ii. 48; on the beards of the Guaranys, ii. 322; on strife for women among the Guanas, ii. 324; on infanticide, ii. 344, 364; on the eradication of the ey...
26. ii. 67;27. ii. 295;on the disfigurements practised by the negroes, ii. 296; on the gashing of the cheeks and temples practised in Arab countries, ii. 339; on the coiffure of the North Africans, ii...
28. ii. 341;BARRINGTON, Daines, on the language of birds, i. 55; on the clucking of the hen, ii. 51; on the object of the song of birds, ii. 52; on the singing of female birds, ii. 54; on b...
29. i. 403;30. ii. 321;31. ii. 52;on rivalry in song-birds, ii. 53; on the singing of female birds, ii. 54; on birds acquiring the songs of other birds, ii. 55; on pairing the canary and siskin, ii. 115; on a su...
32. i. 270;monogamous, becoming polygamous under domestication, i. 270; eagerness of male in pursuit of the female, i. 272; wild, numerical proportion of the sexes in, i. 306; secondary se...
33. i. 263, 265;BISCHOFF, Prof., on the agreement between the brains of man and of the Orang, i. 11; figure of the embryo of the dog, i. 15; on the convolutions of the brain in the human foetus...
34. i. 119;BLYTH, E., observations on Indian crows, i. 77; on the structure of the hand in species of _Hylobates_, i. 140; on the ascertainment of the sex of nestling bullfinches by pullin...
35. ii. 46;on the pugnacity of the amadavat, ii. 49; on the spoonbill, ii. 60; on the moulting of _Anthus_, ii. 83; on the moulting of bustards, plovers, and _Gallus bankiva_, ii. 84; on t...
36. ii. 129;on _Oriolus melanocephalus_, ii. 178; on _Palaeornis javanicus_, ii. 179; on the genus _Ardetta_, ii. 179; on the peregrine falcon, ii. 180; on young female birds acquiring male...
37. ii. 211;on the sexes and young of the sparrows, ii. 212; on dimorphism in some herons, ii. 214; on orioles breeding in immature plumage, ii. 214; on the sexes and young of _Buphus_ and...
38. i. 289;on the colour of the Axis deer, ii. 290; on sexual difference of colour in _Hylobates hoolock_, ii. 291; on the hog-deer, ii. 303; on the beard and whiskers in a monkey becoming...
39. i. 346;40. ii. 245;BRAIN, of man, agreement of the, with that of lower animals, i. 10; convolutions of, in the human foetus, i. 16; larger in some existing mammals than in their tertiary prototypes,
41. i. 51;42. i. 57;43. i. 145;44. i. 146;BREHM, on the effects of intoxicating liquors on monkeys, i. 12; on the recognition of women by male _Cynocephali_, i. 13; on revenge taken by monkeys, i. 40; on manifestations...
45. i. 41;on the instinctive dread of monkeys for serpents, i. 42; on a baboon using a mat for shelter from the sun, i. 53; on the use of stones as missiles by baboons, i. 51; on the sign...
46. ii. 242;on the bladder-nose seal, ii. 278; on the colours of the sexes in _Phoca groenlandica_, ii. 287; on the appreciation of music by seals, ii. 333; on plants used as love-philters,...
47. i. 305;BULLFINCH, sexual differences in the, i. 269; piping, ii. 52; female, singing of the, ii. 54; courtship of the, ii. 94; widowed, finding a new mate, ii. 105; attacking a reed-bu...
48. i. 269;49. i. 345;on the colouring of the sexes in species of _Thecla_, i. 389; on the resemblance of _Iphias glaucippe_ to a leaf, i. 394; on the rejection of certain moths and caterpillars by l...
50. i. 76;51. i. 283;CHIMPANZEE, ii. 323; ears of the, i. 21; representatives of the eyebrows in the, i. 25; platforms built by the, i. 36; cracking nuts with a stone, i. 51; hands of the, i. 139; a...
52. ii. 345, 347;COCK, game, killing a kite, ii. 44; blind, fed by its companions, i. 77; comb and wattles of the, ii. 98; preference shown by the, for young hens, ii. 121; game, transparent zon...
53. i. 386;54. i. 242;purpose of, in lepidoptera, i. 399; relation of, to sexual functions, in fishes, ii. 14; difference of, in the sexes of snakes, ii. 29; sexual differences of, in lizards, ii. 36...
55. i. 146;DEER, spots of young, ii. 184, 303; horns of, ii. 243, 248; use of horns of, ii. 252, 263; size of the horns of, ii. 259; female, pairing with one male, whilst others are fighti...
56. ii. 269;male, attracted by the voice of the female, ii. 276; male, odour emitted by, ii. 279; development of the horns in, i. 288; horns of a, in course of modification, ii. 255.
57. i. 311;on the attraction of the males of _Lasiocampa quercus_ and _Saturnia carpini_ by the female, i. 312; on the proportion of the sexes in the Lepidoptera, i. 312; on the ticking of...
58. i. 305;59. i. 115;ESCHRICHT, on the development of hair in man, i. 24; on a lanuginous moustache in a female foetus, i. 25; on the want of definition between the scalp and the forehead in some ch...
60. i. 117;EYEBROWS, elevation of, i. 19; development of long hairs in, i. 25; in monkeys, i. 192; eradicated in parts of South America and Africa, ii. 340; eradication of, by the Indians...
61. i. 128;FORBES, D., on the Aymara Indians, i. 119; on local variation of colour in the Quechuas, i. 246; on the hairlessness of the Aymaras and Quechuas, ii. 322; on the long hair of th...
62. i. 104;on hereditary genius, i. 111; on the effects of natural selection on civilised nations, i. 168; on the sterility of sole daughters, i. 170; on the degree of fertility of people...
63. i. 125;_Gelasimus_, use of the enlarged chela of the male, i. 331; pugnacity of males of, i. 333; proportions of the sexes in a species of, i. 315; rational actions of a, i. 334; diffe...
64. i. 241;GORILLA, ii. 323; semi-erect attitude of the, i. 142; mastoid processes of the, i. 143; direction of the hair on the arms of the, i. 192; supposed evolution of the, i. 230; poly...
65. ii. 260;GRAY, J. E., on the caudal vertebrae of monkeys, i. 150; on the presence of rudiments of horns in the female of _Cervulus moschatus_, ii. 245; on the horns of goats and sheep, i...
66. i. 10;on the adult age of the Orang, i. 13; on the embryonic development of man, i. 14; on the origin of man, i. 4, 17; on variation in the skulls of the natives of Australia, i. 108;...
67. i. 158;68. i. 74;69. i. 314;JAWS, smaller in the same ratio with the extremities, i. 117; influence of food upon the size of, i. 118; diminution of, in man, i. 144; in man, reduced by correlation, ii. 325.
70. ii. 129;on the markings of the Tragopan pheasant, ii. 134; on the nidification of the Orioles, ii. 168; on the nidification of the hornbills, ii. 169; on the Sultan yellow-tit, ii. 174;...
71. i. 255;on the elytra of _Dytiscus_, i. 343; on peculiarities in the legs of male insects, i. 344; on the relative size of the sexes in insects, i. 345; on the luminosity of insects, i....
72. i. 370, 373;LANDOIS, H., on the production of sound by the Cicadae, i. 351; on the stridulating organ of the Crickets, i. 354; on _Decticus_, i. 355; on the stridulating organs of the Acrid...
73. i. 62;LAWRENCE, W., on the superiority of savages to Europeans in power of sight, i. 118; on the colour of negro infants, ii. 318; on the fondness of savages for ornaments, ii. 338; o...
74. i. 77;non-prevalence of suicide among the lowest barbarians, i. 94; on the immorality of savages, i. 97; on Mr. Wallace's claim to the origination of the idea of natural selection, i....
75. i. 59;_Macacus_, ears of, i. 23; convoluted body in the extremity of the tail of, i. 30; variability of the tail in species of, i. 150; whiskers of species of, ii. 283.
76. i. 109;MACGILLIVRAY, W., on the vocal organs of birds, i. 59; on the Egyptian goose, ii. 48; on the habits of woodpeckers, ii. 63; on the habits of the snipe, ii. 64; on the white-thro...
77. i. 66;on the prevalence of licentiousness among savages, i. 96, ii. 358; on infanticide, i. 134, ii. 363; on the primitive barbarism of civilised nations, i. 181; on traces of the cus...
78. ii. 365;MCNEILL, Mr., on the use of the antlers of deer, ii. 252; on the Scotch deerhound, ii. 261; on the long hairs of the throat of the stag, ii. 268; on the bellowing of stags, ii....
79. i. 259, 260;MAMMALS, secondary sexual characters of, ii. 239; weapons of, ii. 241; recent and tertiary, comparison of cranial capacity of, i. 146; relative size of the sexes of, ii. 260; pu...
80. i. 151;on differences in the Lemuroidea, i. 198; on the throat-pouch of the male Bustard, ii. 58; on the mane of _Otaria jubata_, ii. 267; on the suborbital pits of Ruminants, ii. 280;...
81. i. 147;MUSIC, i. 232; of birds, ii. 51; discordant, love of savages for, ii. 67; different appreciation of, by different peoples, ii. 333; origin of, ii. 333, 337; effects of, ii. 335.
82. i. 136;influence of, on man, i. 151, 154; limitation of the principle, i. 152; influence of, on social animals, i. 155; Mr. Wallace on the limitation of, by the influence of the mental...
83. i. 240;NEWTON, A., on the throat-pouch of the male bustard, ii. 58; on the difference between the females of two species of _Oxynotus_, ii. 193; on the habits of the phalarope, dottere...
84. i. 11;adult age of the, i. 13; ears of the, i. 21; vermiform appendage of, i. 27; platforms built by the, i. 36; alarmed at the sight of a turtle, i. 43; using a stick as a lever, i....
85. i. 31;on abnormal conditions of the human uterus, i. 123; on the number of digits in the Ichthyopterygia, i. 125; on the canine teeth in man, i. 126; on the walking of the chimpanzee...
86. i. 241;87. i. 282;on the tusks of the musk-deer, ii. 256, 258; on the odoriferous glands of mammals, ii. 279; on the odoriferous glands of the musk-deer, ii. 280; on winter changes of colour in m...
88. i. 95;PARROTS, imitative faculties of, i. 44; change of colour in, i. 152; living in triplets, ii. 106; affection of, ii. 108; colours of, ii. 223; sexual differences of colour in, ii...
89. i. 210;changes of plumage in, i. 281; transmission of sexual peculiarities in, i. 283; changing colour after several moultings, i. 294; numerical proportion of the sexes in, i. 306; co...
90. i. 29;on the moral sense as a distinction between man and animals, i. 70; on variability, i. 112; on the fertility of Australian women with white men, i. 221; on the Paulistas of Braz...
91. i. 50;92. i. 240;READE, Winwood, on the Guinea sheep, i. 289; non-development of horns in castrated male Guinea sheep, ii. 247; on the occurrence of a mane in an African ram, ii. 285; on the neg...
93. i. 108;SAVAGES, imitative faculties of, i. 57, 161; causes of low morality of, i. 97; uniformity of, exaggerated, i. 111; long-sighted, i. 118; rate of increase among, usually small, i...
94. i. 201;on the ancient inhabitants of Europe, i. 237; on the effects of use and disuse of parts, i. 247; on the superciliary ridge in man, ii. 316; on the absence of race-differences in...
95. ii. 318;SCLATER, P. L., on modified secondary wing-feathers in the males of _Pipra_, ii. 65; on elongated feathers in nightjars, ii. 73; on the species of _Chasmorhynchus_, ii. 79; on t...
96. i. 353;SEALS, their sentinels generally females, i. 74; evidence furnished by, on classification, i. 190; sexual differences in the coloration of, ii. 287; appreciation of music by, ii...
97. i. 403;SHEEP, danger-signals of, i. 74; sexual differences in the horns of, i. 283; horns of, i. 289, ii. 246, 259; domestic, sexual differences of, late developed, i. 293; numerical p...
98. i. 216;99. i. 13;100. i. 242;on the polygamy of the South African antelopes, i. 267; on the proportion of the sexes in _Kobus ellipsiprymnus_, i. 305; on _Bucephalus capensis_, ii. 29; on South African liza...
101. i. 160;SPECIES, causes of the advancement of, i. 172; distinctive characters of, i. 214; or races of man, i. 217; sterility and fertility of, when crossed, i. 122; supposed, of man, i....
102. i. 239;SPURS, occurrence of, in female fowls, i. 280, 284; development of, in various species of Phasianidae, i. 290; of Gallinaceous birds, ii. 44, 46; development of, in female Galli...
103. i. 140;SWINHOE, R., on the common rat in Formosa and China, i. 50; on the sounds produced by the male Hoopoe, ii. 62; on _Dicrurus macrocercus_ and the Spoonbill, ii. 179; on the young...
104. ii. 59;TRAGOPAN, i. 270; swelling of the wattles of the male, during courtship, ii. 72; display of plumage by the male, ii. 91; markings of the sexes of the, ii. 134.
105. i. 312;on _Pneumora_, i. 358; on difference of colour in the sexes of beetles, i. 367; on moths brilliantly coloured beneath, i. 397; on mimickry in butterflies, i. 412; on _Gynanisa I...
106. ii. 132;TRISTRAM, H. B., on unhealthy districts in North Africa, i. 244; on the habits of the chaffinch in Palestine, i. 307; on the birds of the Sahara, ii. 172; on the animals inhabit...
107. i. 126;WAITZ, Prof., on the number of species of man, i. 226; on the colour of Australian infants, ii. 318; on the beardlessness of negroes, ii. 321; on the fondness of mankind for orn...
108. i. 256;on the rearing of the Ailanthus silk-moth, i. 311; on breeding Lepidoptera, i. 311; proportion of sexes of _Bombyx cynthia_, _B. yamamai_, and _B. Pernyi_, reared by, i. 313; on...
109. i. 193;on the contrast in the characters of the Malays and Papuans, i. 216; on the line of separation between the Papuans and Malays, i. 218; on the sexes of _Ornithoptera Croesus_, i....
110. i. 403, 405, 414;on mimickry in butterflies, i. 412; on the mimickry of leaves by Phasmidae, i. 414; on the bright colours of caterpillars, i. 416; on brightly-coloured fishes frequenting reefs,...
111. ii. 132;112. ii. 166, 171;on the coloration of the Cotingidae, ii. 177; on the females of _Paradisea apoda_ and _papuana_, ii. 193; on the incubation of the cassowary, ii. 204; on protective coloration i...
113. i. 310;on the Cynipidae and Cecidomyidae, i. 314; on the jaws of _Ammophila_, i. 342; on _Corydalis cornutus_, i. 342; on the prehensile organs of male insects, i. 342; on the antennae...
114. i. 361;on sexes of dragon-flies, i. 361; on the difference of the sexes in the Ichneumonidae, i. 365; on the sexes of _Orsodacna atra_, i. 368; on the variation of the horns of the mal...
115. i. 370;WAPITI, battles of, ii. 240; traces of horns in the female, ii. 245; attacking a man, ii. 253; crest of the male, ii. 282; sexual difference in the colour of the, ii. 289.
116. ii. 114;WEIR, Harrison, on the numerical proportion of the sexes in pigs and rabbits, i. 305; on the sexes of young pigeons, i. 306; on the songs of birds, ii. 52; on pigeons, ii. 109;...
117. i. 306, 307;on the coloration of the _Triphaenae_, i. 395; on the rejection of certain caterpillars by birds, i. 417; on sexual differences of the beak in the goldfinch, ii. 40; on a piping...
118. ii. 104;on the bullfinch and starling, ii. 105; on the cause of birds remaining unpaired, ii. 107; on starlings and parrots living in triplets, ii. 107; on recognition of colour by bird...
119. i. 313;on the absence of ocelli in female mutillidae, i. 341; on the jaws of _Ammophila_, i. 342; on the copulation of insects of distinct species, i. 342; on the male of _Crabro cribr...
120. i. 306;on the house-cricket, i. 352; on the object of the song of birds, ii. 52; on the finding of new mates by white owls, ii. 105; on spring coveys of male partridges, ii. 107.
121. i. 16;122. i. 108;123. ii. 4, 14;on the characters of the rays, ii. 6; on the gemmeous dragonet, ii. 8; on the spawning of the salmon, ii. 19; on the incubation of the Lophobranchii, ii. 21; on rivalry in song-...