Darwinism Stated by Darwin Himself: Characteristic Passages from the Writings of Charles DarwinD. Appleton, 1884 - Всего страниц: 351 |
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Стр. 5
... species are being discovered has led some scientists to suggest that the world total could be even higher , up to 100 million species . This amazing diversity of living things , of course , did not appear overnight . The huge diversity ...
... species are being discovered has led some scientists to suggest that the world total could be even higher , up to 100 million species . This amazing diversity of living things , of course , did not appear overnight . The huge diversity ...
Стр. 8
... species definition for the VDDS: the species is an allochronic taxon, the members of which are viewed for some time period, at each moment of which their characters meet the requirements of the Biological Species Concept for the ...
... species definition for the VDDS: the species is an allochronic taxon, the members of which are viewed for some time period, at each moment of which their characters meet the requirements of the Biological Species Concept for the ...
Стр. 8
... Species Act. Species are only placed on the threatened or endangered lists after a petition is filed for protection and a careful review of the species -- including the urgency of its situation and whether other adequate protections ...
... Species Act. Species are only placed on the threatened or endangered lists after a petition is filed for protection and a careful review of the species -- including the urgency of its situation and whether other adequate protections ...
Стр. 2
... species included in the major wetland plant lists and manuals were collected and merged into a single computerized list with those species on the National List of Scientific Plant Names ( U.S. Department of Agriculture 1971 ) that had ...
... species included in the major wetland plant lists and manuals were collected and merged into a single computerized list with those species on the National List of Scientific Plant Names ( U.S. Department of Agriculture 1971 ) that had ...
Стр. 8
jackknife clam , Pacific gaper , bay shrimp , cutthroat trout , three smelt species , Pacific tomcod , topsmelt , jacksmelt , threespine stickleback , arrow goby , Pacific sand lance , and Pacific staghorn sculpin . Most of these species ...
jackknife clam , Pacific gaper , bay shrimp , cutthroat trout , three smelt species , Pacific tomcod , topsmelt , jacksmelt , threespine stickleback , arrow goby , Pacific sand lance , and Pacific staghorn sculpin . Most of these species ...
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Darwinism Stated by Darwin Himself: Characteristic Passages from the ... Charles Darwin Полный просмотр - 1884 |
Darwinism Stated by Darwin Himself: Characteristic Passages from the ... Charles Darwin Полный просмотр - 1890 |
Darwinism stated by Darwin himself: Characteristic passages from the ... Charles Darwin Ограниченный просмотр - 2023 |
Часто встречающиеся слова и выражения
acquired action admit allied apes appear Asa Gray become believe birds blush body breeds Catarrhine cause characters closely Cloth DARWIN degree descended developed distinct species domestic doubt early effects eggs existence expression extinct eyes fact favorable feel females fertilization forms gemmules genera geotropism habit hair HERBERT SPENCER hermaphrodites highly horse Illustrations increase individuals inhabitants inherited insects instance intermediate islands kind labellum lancelet language larvæ less living lower animals males mammals manner ment mental mind modified monkeys movements muscles natural selection naturalists observed offspring organic Origin of Species papillæ parent peculiar period plants pollen possess present principle probably produced Professor progenitors Quadrumana quadrupeds races remarkable resemble rudimentary savages seeds seems seen sexes sexual selection slight South America structure suppose T. H. HUXLEY tend tendency tion transmitted utricle variability variations varieties various vertebræ whole wild worms young
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Стр. i - There is grandeur in this view of life, with its several powers, having been originally breathed by the Creator into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being evolved.
Стр. 347 - It is interesting to contemplate an entangled bank, clothed with many plants of many kinds, with birds singing on the bushes, with various insects flitting about, and with worms crawling through the damp earth, and to reflect that these elaborately constructed forms, so different from each other, and dependent upon each other in so complex a manner, have all been produced by laws acting around us.
Стр. 110 - To suppose that the eye, with all its inimitable contrivances for adjusting the focus to different distances, for admitting different amounts of light, and for the correction of spherical and chromatic aberration, could have been formed by natural selection, seems, I freely confess, absurd in the highest possible degree.
Стр. 72 - The key is man's power of accumulative selection: nature gives successive variations; man adds them up in certain directions useful to him. In this sense he may be said to have made for himself useful breeds.
Стр. 254 - It is incredible that all these facts should speak falsely. He who is not content to look, like a savage, at the phenomena of nature as disconnected, cannot any longer believe that man is the work of a separate act of creation.
Стр. 44 - It may be doubted whether there are many other animals which have played so important a part in the history of the world, as have these lowly organised creatures.
Стр. 308 - But as my conclusions have lately been much misrepresented, and it has been stated that I attribute the modification of species exclusively to natural selection, I may be permitted to remark that in the first edition of this work, and subsequently, I placed in a most conspicuous position — namely, at the close of the Introduction — the following words: "I am convinced that natural selection has been the main but not thé exclusive means of modification.