On the Origin of SpeciesHarvard University Press, 2003 - Всего страниц: 553 It is now generally recognized that the publication of Darwin's Origin of Species in 1859 not only decisively altered the basic concepts of biological theory but had a profound and lasting influence on social, philosophic, and religious thought. This work is rightly regarded as one of the most important books ever printed. |
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... occurred , that other variations useful in some way to each being in the great and complex battle of life , should sometimes occur in the course of thousands of generations ? If such do occur , can we doubt ( remem- bering that many ...
... occur . At the Cape of Good Hope a very few European species , believed not to have been introduced by man , and on the mountains , some few representative European forms are found , which have not been discovered in the intertropical ...
Charles Darwin. fish , I believe that the same species never occur in the fresh waters of distant continents . But on ... occurred during floods , without any change of level . We have evidence in the loess of the Rhine of considerable ...
Содержание
VARIATION UNDER DOMESTICATION | 7 |
VARIATION UNDER NATURE | 44 |
STRUGGLE FOR EXISTENCE | 60 |
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Publications of the Biological Services Program Biological Services Program (U.S.) Полный просмотр - 1978 |
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An Introduction to Behavioural Ecology Nicholas B. Davies,John R. Krebs Недоступно для просмотра - 1993 |