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" I have found it hard constantly to bear in mind that the increase of every single species is checked during some part of its life, or during some shortly recurrent generation. Only a few of those annually born can live to propagate their kind. What a... "
Journal of the Proceedings of the Linnean Society: Zoology - Стр. 51
1859
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The Life and Letters of Charles Darwin: Including an Autobiographical ..., Том 1

Charles Darwin, Sir Francis Darwin - 1887
...constantly to bear in mind that the increase- of every single species is checked during some part of its life, or during some shortly recurrent generation....often determine which shall survive and which perish ! IV. Now take the case of a country undergoing some change ; this will tend to cause some of its inhabitants...
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The Life and Letters of Charles Darwin

Francis Darwin - 1887
...constantly to bear in mind that the increase of every single species is checked during some part of its life, or during some shortly recurrent generation....often determine which shall survive and which perish ! IV. Now take the case of a country undergoing some change ; this will tend to cause some of its inhabitants...
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The Life and Letters of Charles Darwin: Including an Autobiographical ..., Том 1

Charles Darwin - 1887
...constantly to bear in mind that the increase of every single species is checked during some part of its life, or during some shortly recurrent generation....often determine which shall survive and which perish ! IV. Now take the case of a country undergoing some change ; this will tend to cause some of its inhabitants...
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The Life and Letters of Charles Darwin: Including an Autobiographical ..., Том 2

Charles Darwin - 1887
...their kind. What a trifling difference must often determine which shall survive and which perish ! IV. Now take the case of a country undergoing some change...some of its inhabitants to vary slightly ; not but what I believe most beings vary at all times enough for selection to act on. Some of its inhabitants...
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Life, Journals and Correspondence of Rev. Manasseh Cutler, L.L.D.

William Parker Cutler - 1888 - Страниц: 1019
...constantly to bear in mind that the increase of every single species is checked during some part of its life, or during some shortly recurrent generation....often determine which shall survive and which perish ! IV. Now take the case of a country undergoing some change ; this will tend to cause some of its inhabitants...
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Charles Darwin's Works: The life and letters of Charles Darwin... ed. by his ...

Charles Darwin - 1896
...constantly to bear in mind that the increase of every single species is checked during some part of its life, or during some shortly recurrent generation....often determine which shall survive and which perish ! IV. Now take the case of a country undergoing some change ; this will tend to cause some of its inhabitants...
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The Physical Basis of Mind and Morals

Michael Hendrick Fitch - 1908 - Страниц: 414
...struggle for existence, that form is the one that survives, and propagates itself. As Darwin says, "Only a few of those annually born can live to propagate their kind. What a trifling difference must determine which shall live, and which shall die." It is this trifling difference, spread over incalculable...
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Popular Science Monthly, Том 60

1902
...constantly to bear in mind that the increase of every single species is checked during some part of its life, or during some shortly recurrent generation....often determine which shall survive, and which perish ! them. Some of its inhabitants will be exterminated; and the remainder will be exposed to the mutual...
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The Twentieth Century, Том 60

1906
...commodious edifice ' mentioned below. As a matter of fact no ' injurious ' variations ever arise. ' Only a few of those annually born can live to propagate...kind. What a trifling difference must often determine what shall survive and which perish ! ' The latter sentence is a pure assumption ; for nothing in nature...
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Evolution: Genesis and Revelations: With Readings from Empedocles to Wilson

C. Leon Harris - 1981 - Страниц: 339
...constantly to bear in mind that the increase of every single species is checked during some part of its life, or during some shortly recurrent generation....often determine which shall survive, and which perish! which l believe to be far more important to the life of each being than mere climate. Considering the...
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