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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... favourable , and that there has consequently been less destruction of the old and young , and that nearly all the young have been enabled to breed . In such cases the geometrical ratio of increase , the result of which never fails to be ...
... favourable for the production of new species . But we may thus greatly deceive ourselves , for to ascer- tain whether a small isolated area , or a large open area like a continent , has been most favourable for the produc- tion of new ...
... favourable and un- favourable to natural selection , as far as the extreme intricacy of the subject permits . I conclude , looking to the future , that for terrestrial productions a large continental area , which will probably undergo ...
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 |