Darwinism Stated by Darwin Himself: Characteristic Passages from the Writings of Charles DarwinD. Appleton, 1884 - Всего страниц: 351 |
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Стр. ix
... Illustration 4 6 6 8 9 9 11 12 14 15 16 17 18 19 21 Interposition The Sleep of the Plants · As interesting on the Theory of Development as on that of Direct Self - Protection during Sleep 22 24 25 Influence of Light upon Plants 28 ...
... Illustration 4 6 6 8 9 9 11 12 14 15 16 17 18 19 21 Interposition The Sleep of the Plants · As interesting on the Theory of Development as on that of Direct Self - Protection during Sleep 22 24 25 Influence of Light upon Plants 28 ...
Стр. xi
... Illustrations of the Action of Natural Selection · Divergence of Character Evolution of the Human Eye VI . GEOGRAPHICAL DISTRIBUTION OF ORGANIC BEINGS . PAGE 93 94 96 97 99 102 103 • 106 108 110 Isolated Continents never were united ...
... Illustrations of the Action of Natural Selection · Divergence of Character Evolution of the Human Eye VI . GEOGRAPHICAL DISTRIBUTION OF ORGANIC BEINGS . PAGE 93 94 96 97 99 102 103 • 106 108 110 Isolated Continents never were united ...
Стр. 21
... ILLUSTRATION . To give a simple illustration : in many orchids the ovarium ( but sometimes the foot- stalk ) becomes for a period twisted , causing the labellum to assume the position of a lower petal , so that insects can easily visit ...
... ILLUSTRATION . To give a simple illustration : in many orchids the ovarium ( but sometimes the foot- stalk ) becomes for a period twisted , causing the labellum to assume the position of a lower petal , so that insects can easily visit ...
Стр. 36
... illustration : Take a narrow ribbon and wind it spirally round a thin cylinder , so that the edges come tnto contact along its whole length ; then pinch up the two edges so as to form a little crest , which will , of course , wind ...
... illustration : Take a narrow ribbon and wind it spirally round a thin cylinder , so that the edges come tnto contact along its whole length ; then pinch up the two edges so as to form a little crest , which will , of course , wind ...
Стр. 49
... illustration of this fact : on asking some farmers in Virginia how it was that all their pigs were black , they informed him that the pigs ate the paint - root ( Lach- nanthes ) , which colored their bones pink , and which caused the ...
... illustration of this fact : on asking some farmers in Virginia how it was that all their pigs were black , they informed him that the pigs ate the paint - root ( Lach- nanthes ) , which colored their bones pink , and which caused the ...
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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