The Descent of Man and Selection in Relation to Sex, 2. köideP.F. Collier & Son, 1905 - 868 pages |
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Page 435
... becomes developed into an immense hook - like projection , and the teeth grow into regular fangs , often more than half an inch in length . FIG . 28. - Head of female salmon . • With the European salmon , according to Mr. Lloyd , the ...
... becomes developed into an immense hook - like projection , and the teeth grow into regular fangs , often more than half an inch in length . FIG . 28. - Head of female salmon . • With the European salmon , according to Mr. Lloyd , the ...
Page 436
... become sharp only when he is adult : while young they are broad and flat like those of the female . As so frequently occurs with secondary sexual characters , both sexes of some species of rays ( for instance R. batis ) , when adult ...
... become sharp only when he is adult : while young they are broad and flat like those of the female . As so frequently occurs with secondary sexual characters , both sexes of some species of rays ( for instance R. batis ) , when adult ...
Page 437
... become larger and stronger than the females through the effects of sexual selection . The males suffer from their small size , for , ac- cording to M. Carbonnier , they are liable to be devoured by the females of their own species when ...
... become larger and stronger than the females through the effects of sexual selection . The males suffer from their small size , for , ac- cording to M. Carbonnier , they are liable to be devoured by the females of their own species when ...
Page 442
... becomes more brightly colored . There can be little doubt that this crest serves as a tempo- rary sexual ornament , for ... become more brilliant during the breeding season . This is likewise the case with a multi- tude of fishes , the ...
... becomes more brightly colored . There can be little doubt that this crest serves as a tempo- rary sexual ornament , for ... become more brilliant during the breeding season . This is likewise the case with a multi- tude of fishes , the ...
Page 443
... become , during the breeding season , exceed . ingly intense , brilliant , and iridescent . " Another striking instance out of many is afforded by the male stickleback ( Gasterosteus leiurus ) , which is described by Mr. Waring- ton ...
... become , during the breeding season , exceed . ingly intense , brilliant , and iridescent . " Another striking instance out of many is afforded by the male stickleback ( Gasterosteus leiurus ) , which is described by Mr. Waring- ton ...
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Common terms and phrases
acquired adult female adult male Africa allied American appear Argus pheasant Audubon beak beard beauty Birds of India black grouse blue Blyth body breeding season bright colors British Birds charm common common pheasant conspicuously colored courtship crest curious deer developed differ in color display distinct doubt fact feathers fighting fishes genus Gould habits hair head Hist horns ibid Ibis India inheritance instance Jerdon kinds latter less likewise Lubbock Malay Archipelago male birds mammals manner marked marriage modified moult musical natural selection Naturalist nearly nests observed ocelli offspring orna ornaments pair peacock plumage plumes possess probable Proc progenitors Quadrumana quadrupeds races red grouse remarks resemble the adult savages seen sexes sexual selection skin sometimes South America species spots stripes tail tail-coverts tail-feathers teeth tints tion Tragopan transmitted tribe tusks upper various vocal organs wild turkey wing-feathers wings women young Zoolog
Popular passages
Page 777 - But if a woman have long hair, it is a glory to her, for her hair is given her for a covering.
Page 795 - Man scans with scrupulous care the character and pedigree of his horses, cattle, and dogs before he matches them; but when he comes to his own marriage he rarely, or never, takes any such care.
Page 797 - I would as soon be descended from that heroic little monkey, who braved his dreaded enemy in order to save the life of his keeper; or from that old baboon, who, descending from the mountains, carried away in triumph his young comrade from a crowd of astonished dogs - as from a savage who delights to torture his enemies, offers up bloody sacrifices, practises infanticide without remorse, treats his wives like slaves, knows no decency, and is haunted by the grossest superstitions.
Page 744 - Ask a northern Indian, says a traveller who has lately visited them, ask a northern Indian, What is beauty * and he will answer, a broad flat face, small eyes, high cheek-bones, three or four broad black lines across each cheek, a low forehead, a large broad chin, a clumsy hook nose, &c.
Page 788 - ... rendered more tender and widely diffused through the effects of habit, example, instruction, and reflection. It is not improbable that after long practice virtuous tendencies may be inherited.
Page 791 - The sexual struggle is of two kinds ; in the one it is between the individuals of the same sex, generally the male sex, in order to drive away or kill their rivals, the females remaining passive; whilst in the other, the struggle is likewise between the individuals of the same sex, in order to excite or charm those of the opposite sex, generally the females, which no longer remain passive, but select the more agreeable partners.
Page 784 - In the dim obscurity of the past we can see that the early progenitor of all the Vertebrata must have been an aquatic animal, provided with branchiae, with the two sexes united in the same individual, and with the most important organs of the body (such as the brain and heart) imperfectly or not at all developed. This animal seems to have been more like the larvae of the existing marine Ascidians than any other known form.
Page 797 - We must, however, acknowledge, as it seems to me, that man with all his noble qualities, with sympathy which feels for the most debased, with benevolence which extends not only to other men but to the humblest living creature, with his godlike intellect which has penetrated into the movements and constitution of the solar system — with all these exalted powers — Man still bears in his bodily frame the indelible stamp of his lowly origin.
Page 785 - ... may be attributed in chief part to the early use of some simple form of language, — that wonderful engine which affixes signs to all sorts of objects and qualities, and excites trains of thought which would never arise from the mere impression of the senses, or if they did arise could not be followed out.
Page 796 - The main conclusion arrived at in this work, that man is descended from some lowly organized form, will, I regret to think, be highly distasteful to many.