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" ... annually, — a striking result, but one which seems at least highly probable, and is perhaps under rather than over the truth. It would therefore appear that, as far as the continuance of the species and the keeping up the average number of individuals... "
Contributions to the Theory of Natural Selection: A Series of Essays - Page 30
by Alfred Russel Wallace - 1871 - 384 lehte
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Journal of the Proceedings of the Linnean Society: Zoology, 3–4. köide

1859 - 578 lehte
...mutt perish annually, — a striking result, but one whi«h seenls at least highly probable, and IB perhaps under rather than over the truth. It would therefore appear that, as far as the eon* tinuance of the species and the keeping up the average number of individuals are concerned, large...
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Contributions to the Theory of Natural Selection: A Series of Essays

Alfred Russel Wallace - 1871 - 490 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly probable, and is perhaps tinder rather than over the truth. It would therefore appear that, as far as the continuance of the...
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Natural Selection and Tropical Nature: Essays on Descriptive and Theoretical ...

Alfred Russel Wallace - 1891 - 516 lehte
...follows that, whatever bo the average number of individuals existing in any given country, twice tliat number must perish annually,—a striking result,...than over the truth. It would therefore appear that, so far as the continuance of the species and the keeping up the average number of individuals are concerned,...
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Natural Selection and Tropical Nature: Essays on Descriptive and Theoretical ...

Alfred Russel Wallace - 1891 - 518 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...than over the truth. It would therefore appear that, so far as the continuance of the species and the keeping up the average number of individuals are concerned,...
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Popular Science Monthly, 60. köide

1902 - 584 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case...
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Zoologist: A Monthly Journal of Natural History, 16. köide

1858 - 478 lehte
...number of individuals existing in any given country, twice thai number must perish annually,— s. striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case...
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Evolution: Genesis and Revelations: With Readings from Empedocles to Wilson

C. Leon Harris - 1981 - 360 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...probable, and is perhaps under rather than over the truth. lt would therefore appear that, as far as the continuance of the species and the keeping up the average...
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The Correspondence of Charles Darwin: Volume 7, 1858-1859

Charles Darwin, Frederick Burkhardt - 1985 - 726 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case...
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On Evolution: The Development of the Theory of Natural Selection

Charles Darwin - 1996 - 382 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case...
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Galileo's Commandment: 2,500 Years of Great Science Writing

Edmund Blair Bolles - 1999 - 518 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case...
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