Darwinism Stated by Darwin Himself: Characteristic Passages from the Writings of Charles DarwinD. Appleton, 1890 - Всего страниц: 351 |
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Стр. 46
... minds of animals , believes that we can safely infer intelligence only when we see an individual profit- ing by its own experience . Now , if worms try to drag objects into their burrows first in one way and then in another , until they ...
... minds of animals , believes that we can safely infer intelligence only when we see an individual profit- ing by its own experience . Now , if worms try to drag objects into their burrows first in one way and then in another , until they ...
Стр. 56
... mind that the most barbarous nations possess domestic dogs , the argument from insufficient time falls away greatly in value . From this resemblance of the half - domes- Page 26 . ticated dogs in several countries to the wild species ...
... mind that the most barbarous nations possess domestic dogs , the argument from insufficient time falls away greatly in value . From this resemblance of the half - domes- Page 26 . ticated dogs in several countries to the wild species ...
Стр. 67
... mind , namely , pleasurable emotion . A boy had the singular habit , when pleased , of rapidly moving his fin- gers parallel to each other , and , when much excited , of raising both hands , with the fingers still moving , to the sides ...
... mind , namely , pleasurable emotion . A boy had the singular habit , when pleased , of rapidly moving his fin- gers parallel to each other , and , when much excited , of raising both hands , with the fingers still moving , to the sides ...
Стр. 77
... mind with the idea of an actual passage . Hence I look at individual differences , though of small interest to the systematist , as of the highest impor- tance for us , as being the first steps toward such slight varieties as are barely ...
... mind with the idea of an actual passage . Hence I look at individual differences , though of small interest to the systematist , as of the highest impor- tance for us , as being the first steps toward such slight varieties as are barely ...
Стр. 82
... mind that thou- sands are annually slaughtered for food , and that in a state of nature an equal number would have somehow to be disposed of . The only difference between organisms which annually produce eggs or. 82 DARWINISM STATED BY ...
... mind that thou- sands are annually slaughtered for food , and that in a state of nature an equal number would have somehow to be disposed of . The only difference between organisms which annually produce eggs or. 82 DARWINISM STATED BY ...
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Часто встречающиеся слова и выражения
acid acquired action adapted admit allied animals apes appear become believe birds body breeds cause character climate closely compared cotyledons crossed degree descended developed distinct species disuse domestic doubt early effects eggs embryo existence extinct eyes fact female fertilization forms gemmules genera genus geotropism Glacial habits hairs hermaphrodites highly horses increase individuals inhabitants inherited insects instance instincts islands kinds labellum lancelet larvæ leaves less living lower animals Malaxis paludosa males mammals manner mental millimetre modified monkeys movements muscles natural selection naturalists observed occasionally offspring organs Origin of Species ovules papillæ parent peculiar period pigeon plants points pollen pollinium possess present prey probably produced progenitors Quadrumana quadrupeds races radicles remarkable resemble rudimentary savages seedlings seeds seems sexes sexual elements sexual selection slight structure suppose surface tend tendency tion transmitted utricle variability variations varieties various vertebræ whole wild worms young