The Origin of Species by Means of Natural Selection: Or, The Preservation of Favored Races in the Struggle for Life and The Descent of Man and Selection in Relation to SexModern library, 1936 - 1000 páginas |
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Página 332
... various ways and degrees , to all the species ; and they will consequently be related to each other by circuitous lines of affi- nity of various lengths ( as may be seen in the diagrams so often referred to ) , mounting up through many ...
... various ways and degrees , to all the species ; and they will consequently be related to each other by circuitous lines of affi- nity of various lengths ( as may be seen in the diagrams so often referred to ) , mounting up through many ...
Página 424
... various analo- gous cases , arrives at the same conclusion as that just given . He adduces another instance , in the case of the malar bone , 40 which , in some of the Quadrumana and other mammals , normally consists of two portions ...
... various analo- gous cases , arrives at the same conclusion as that just given . He adduces another instance , in the case of the malar bone , 40 which , in some of the Quadrumana and other mammals , normally consists of two portions ...
Página 530
... various native races , yet they soon appear to him extremely dissimilar ; 1 and the Hindco cannot at first perceive any difference between the several Euro- pean nations . Even the most distinct races of man are much more like each ...
... various native races , yet they soon appear to him extremely dissimilar ; 1 and the Hindco cannot at first perceive any difference between the several Euro- pean nations . Even the most distinct races of man are much more like each ...
Otras ediciones - Ver todas
The Origin of Species by Means of Natural Selection: Or, The Preservation of ... Charles Darwin Vista de fragmentos - 1936 |
The Origin of Species by Means of Natural Selection: Or, The Preservation of ... Charles Darwin Vista de fragmentos - 1936 |
The Origin of Species by Means of Natural Selection: Or, The Preservation of ... Charles Darwin Vista de fragmentos - 1936 |
Términos y frases comunes
acquired adult allied apes appear beak beautiful become believe birds breeds cause characters civilised closely colour common confined crossed crustaceans degree descended developed distinct species domestic doubt eggs existing extinct extremely fact favourable feathers female fertility fishes formation forms Fritz Müller genera genus given gradations greater number groups habits Hence hybrids important individuals inhabitants inherited insects instance instincts intermediate islands kind larvæ latter Lepidoptera less likewise living lower animals Malay Archipelago males mammæ mammals manner Marsupials modified monkeys natural selection naturalists nearly nest observed ocelli offspring organs Origin of Species ornaments perfect period pigeons plumage pollen present probably produced progenitor quadrupeds races Red Grouse relation remarks resemble rudimentary seeds sexes sexual selection shew shewn slight South America sterility stridulating structure supposed tail tion variability variations varieties various vary whilst whole widely wings young