The Origin of Species by Means of Natural Selection: Or, The Preservation of Favored Races in the Struggle for Life, Volumen2AMS Press, 1972 |
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Página 181
... island , as well as New Caledonia , should be considered as appurtenances of Australia . Turning to plants , Dr. Hooker has shown that in the Galapagos Islands the proportional numbers of the different orders are very different from ...
... island , as well as New Caledonia , should be considered as appurtenances of Australia . Turning to plants , Dr. Hooker has shown that in the Galapagos Islands the proportional numbers of the different orders are very different from ...
Página 183
... island situated above 300 miles from a continent or great continental island ; and many islands situated at a much less distance are equally barren . The Falkland Islands , which are inhabited by a wolf - like fox , come nearest to an ...
... island situated above 300 miles from a continent or great continental island ; and many islands situated at a much less distance are equally barren . The Falkland Islands , which are inhabited by a wolf - like fox , come nearest to an ...
Página 191
... islands . This difference might indeed have been expected if the islands have been stocked by occasional means of transport - a seed , for instance , of one plant having been brought to one island , and that of another plant to another ...
... islands . This difference might indeed have been expected if the islands have been stocked by occasional means of transport - a seed , for instance , of one plant having been brought to one island , and that of another plant to another ...
Contenido
CONTENTS OF VOL | 1 |
CHAPTER X | 48 |
CHAPTER XII | 129 |
Derechos de autor | |
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The Origin of Species by Means of Natural Selection: Or, The Preservation of ... Charles Darwin Vista de fragmentos - 1962 |
The Origin of Species by Means of Natural Selection: Or, The Preservation of ... Charles Darwin Vista de fragmentos - 1962 |
Términos y frases comunes
accumulated adapted admit adult affinity allied species ancient animals appear Archipelago arctic areas become beds believe birds breeds Cambrian changes characters classification climate closely allied continent crustaceans degree deposited difficulty distant distinct species domestic doubt embryo Europe existing extinct fact faunas fertilised fertility flowers formations formerly forms fossil fresh-water Fritz Müller Gärtner genera genus geological period geological record Glacial period groups of species habits hybrids hybrids produced important individuals inhabitants inherited insects instance intermediate intervals land larvæ less living mammals manner marine Marsupials migration modified descendants mongrels mountains natural selection naturalists nearly occur oceanic islands offspring organisation parent parent-form peculiar perfect pistil plants pollen present probably produced quadrupeds reciprocal crosses regions remains remarked reproductive resemblance rocks rudimentary organs seeds Silurian slight South America species belonging stage stamens sterility structure successive suppose terrestrial tertiary tion variations varieties whilst widely different wings