Darwinism Stated by Darwin Himself: Characteristic Passages from the Writings of Charles DarwinD. Appleton, 1890 - Всего страниц: 351 |
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Стр. 35
... bird's - nest orchis ( Neot- tia ) , etc. Lastly , there is the well - known fourth class of parasites ( such as the mistletoe ) , which are nourished by the juices of living plants . Most , however , of the plants belonging to these ...
... bird's - nest orchis ( Neot- tia ) , etc. Lastly , there is the well - known fourth class of parasites ( such as the mistletoe ) , which are nourished by the juices of living plants . Most , however , of the plants belonging to these ...
Стр. 50
... birds seldom take flight , except to escape danger , it is probable that the nearly wingless condition of several birds , now inhabiting or which lately inhabited several oceanic islands , tenanted by no beast of prey , has been caused ...
... birds seldom take flight , except to escape danger , it is probable that the nearly wingless condition of several birds , now inhabiting or which lately inhabited several oceanic islands , tenanted by no beast of prey , has been caused ...
Стр. 54
... birds breed- ing on precipices , and good fliers , are unlikely to be ex- terminated ; and the common rock - pigeon , which has the same habits with the domestic breeds , has not been exter- minated even on several of the smaller ...
... birds breed- ing on precipices , and good fliers , are unlikely to be ex- terminated ; and the common rock - pigeon , which has the same habits with the domestic breeds , has not been exter- minated even on several of the smaller ...
Стр. 75
... bird of all fantails had only fourteen tail - feathers somewhat expanded , like the present Java fantail , or like individuals of other and distinct breeds , in which as many as seventeen tail - feath- ers have been counted . Perhaps ...
... bird of all fantails had only fourteen tail - feathers somewhat expanded , like the present Java fantail , or like individuals of other and distinct breeds , in which as many as seventeen tail - feath- ers have been counted . Perhaps ...
Стр. 83
... bird in the world . One fly deposits hundreds of eggs , and another , like the Hippobosca , a single one ; but this difference does not determine how many individuals of the two species can be supported in a district . A large number of ...
... bird in the world . One fly deposits hundreds of eggs , and another , like the Hippobosca , a single one ; but this difference does not determine how many individuals of the two species can be supported in a district . A large number of ...
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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 - 1884 |
Darwinism stated by Darwin himself: Characteristic passages from the ... Charles Darwin Ограниченный просмотр - 2023 |
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