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 157
... according to A. de Jussieu , are still further modified , for the five stamens which stand opposite to the sepals are all aborted , a sixth stamen standing opposite to a petal being alone devel- oped ; and this stamen is not present in ...
... according to A. de Jussieu , are still further modified , for the five stamens which stand opposite to the sepals are all aborted , a sixth stamen standing opposite to a petal being alone devel- oped ; and this stamen is not present in ...
Página 439
... according to this belief , it is not surprising that man should differ so greatly in hairiness from all other Primates , for char- acters , gained through sexual selection , often differ to an extraordinary degree in closely related ...
... according to this belief , it is not surprising that man should differ so greatly in hairiness from all other Primates , for char- acters , gained through sexual selection , often differ to an extraordinary degree in closely related ...
Página 901
... according to general opinion , than men . Women , how- ever , certainly transmit most of their characters , including some beauty , to their offspring of both sexes ; so that the continued preference by the men of each race for the more ...
... according to general opinion , than men . Women , how- ever , certainly transmit most of their characters , including some beauty , to their offspring of both sexes ; so that the continued preference by the men of each race for the more ...
Contenido
INTRODUCTION | 3 |
VARIATION UNDER DOMESTICATION | 15 |
CHAPTER II | 38 |
Derechos de autor | |
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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 Argus pheasant beak beautiful become believe birds breeds cause characters 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 gradations greater number groups habits horns hybrids important individuals inhabitants inherited insects instance instincts intermediate islands kind larvæ latter Lepidoptera less likewise living Malay Archipelago males mammæ mammals manner Marsupials modified monkeys natural selection naturalists nearly nest observed occur ocelli offspring organs Origin of Species ornaments perfect period pigeons plants plumage pollen possess present probably produced progenitor quadrupeds races relation remarks resemble rudimentary seeds sexes sexual selection shew shewn slight South America sterility stridulating structure supposed tail tion transmitted variability variations varieties various vary whilst whole widely wings young Zoolog