The Descent of man and selection in relation to sexD. Appleton, 1909 - Всего страниц: 688 |
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Стр. xiii
... sex and the young are not modified through sexual selection - Supplement on the proportional numbers of the two sexes throughout the animal kingdom - The proportion of the sexes in relation to natural selection . CHAPTER IX . PAGE ...
... sex and the young are not modified through sexual selection - Supplement on the proportional numbers of the two sexes throughout the animal kingdom - The proportion of the sexes in relation to natural selection . CHAPTER IX . PAGE ...
Стр. 210
... sexes throughout the animal king- dom - The proportion of the sexes in relation to natural selection . WITH animals which have their sexes separated , the males necessarily differ from the females in their organs of reproduction ; and ...
... sexes throughout the animal king- dom - The proportion of the sexes in relation to natural selection . WITH animals which have their sexes separated , the males necessarily differ from the females in their organs of reproduction ; and ...
Стр. 218
... sexes , therefore , of such early pairs would as above explained , have an advantage over others in rearing ... Sexes . - I have re- marked that sexual selection would be a simple affair if the males were considerably more numerous than ...
... sexes , therefore , of such early pairs would as above explained , have an advantage over others in rearing ... Sexes . - I have re- marked that sexual selection would be a simple affair if the males were considerably more numerous than ...
Стр. 228
... sexes , from differing constitutionally , tend to vary in a somewhat different manner . The female has to expend ... sexes is probably nearly equal , though effected in very different ways and at different rates . From the causes just ...
... sexes , from differing constitutionally , tend to vary in a somewhat different manner . The female has to expend ... sexes is probably nearly equal , though effected in very different ways and at different rates . From the causes just ...
Стр. 229
... sexes , would not make the one sex different from the other , unless indeed their tastes for the beautiful differed ; but this is a supposition too im- probable to be worth considering in the case of any animal , excepting man . There ...
... sexes , would not make the one sex different from the other , unless indeed their tastes for the beautiful differed ; but this is a supposition too im- probable to be worth considering in the case of any animal , excepting man . There ...
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acquired adult male American apes appear Argus pheasant beauty become believe birds body brain breed breeding-season Brehm bright colours chimpanzee civilised common conspicuous courtship developed differences in colour domestic doubt early elytra extremely fact feathers fighting fishes Fritz Müller genus given habits hair head Hist horns inhabiting inherited insects instance Jerdon kinds larvæ latter Lepidoptera less likewise lower animals Lubbock Malay Archipelago mammæ mammals manner Marsupials mental modified monkeys moult natural selection naturalists negroes nests observed occur ocelli offspring organs ornaments Orthoptera pair peacock period pheasant plumage polygamous possess probably Proc Prof progenitors Quadrumana quadrupeds races reason remarks resemble respect rudiments savages secondary sexual characters seen sexes sexual selection shew shewn sometimes spots stridulating structure tail teeth tints tion transmitted tribe upper Variation of Animals various Vertebrates Wallace whilst the females wing-feathers wings women young Zoolog
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Стр. 618 - But if a woman have long hair, it is a glory to her, for her hair is given her for a covering.
Стр. 634 - For my own part, 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, practices infanticide without remorse, treats his wives like slaves, knows no decency, and is haunted by the grossest superstitions.
Стр. 621 - ... muscles, which man does not normally possess, but which are common to the Quadrumana ; and a crowd of analogous facts, — all point in the plainest manner to the conclusion that man is the codescendant with other mammals of a common progenitor.
Стр. 621 - Now when viewed by the light of our knowledge of the whole organic world their meaning is unmistakable. The great principle of evolution stands up clear and firm, when these groups of facts are considered in connection with others, such as the mutual affinities of the members of the same group, their geographical distribution in past and present times, and their geological succession. It is incredible that all these facts should speak falsely.
Стр. 621 - ... man is descended from some less highly organised form. The grounds upon which this conclusion rests will never l>e shaken, for the close similarity between man and the lower animals in embryonic development, as well as in innumerable points of structure and constitution, both of high and of the most trifling importance, — the rudiments which he retains, and the abnormal reversions to which he is occasionally liable, — are facts which cannot be disputed.
Стр. 79 - ... she stopped, evidently greatly puzzled, and after one or two trials, finding she could not take it up without permitting the escape of the winged bird, she considered a moment, then deliberately murdered it by giving it a severe crunch, and afterwards brought away both together. This was the only known instance of her having wilfully injured any game.
Стр. 117 - Thus at last man comes to feel through acquired and perhaps inherited habit, that it is best for him to obey his more persistent instincts. The imperious word ought...
Стр. 99 - The following proposition seems to me in a high degree probable — namely, that any animal whatever, endowed with well-marked social instincts,5 the parental and filial affections being here included, would inevitably acquire a moral sense or conscience, as soon as its intellectual powers had become as well, or nearly as well developed, as in man.
Стр. 604 - ... agree that but one adult male is seen in a band ; when the young male grows up, a contest takes place for mastery, and the strongest, by killing and driving out the others, establishes himself as the head of the community.
Стр. 97 - The same high mental faculties which first led man to believe in unseen spiritual agencies, then in fetishism, polytheism, and ultimately in monotheism, would infallibly lead him, as long as his reasoning powers remained poorly developed, to various strange superstitions and customs.