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" Under changed conditions of life, it is at least possible that slight modifications of instinct might be profitable to a species ; and if it can be shown that instincts do vary ever so little, then I can see no difficulty in natural selection preserving... "
The Darwinian Theory of the Transmutation of Species - Page 70
by Robert Mackenzie Beverley - 1867 - 386 pages
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Proceedings of the Literary & Philosophical Society of Liverpool, Issue 15

Literary and Philosophical Society of Liverpool - 1861
...might be profitable to a species ; and if it can be shown that instincts do vary, ever so little, then I can see no difficulty in natural selection preserving,...accumulating variations of instinct to any extent that may be profitable." Here, then, Darwin compares instinct to habit, and argues concerning it as he would...
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Proceedings of the Liverpool Literary and Philosophical Society, Volumes 14-15

Literary and Philosophical Society of Liverpool - 1860
...might be profitable to a species ; and if it can be shown that instincts do vary, ever so little, then I can see no difficulty in natural selection preserving,...accumulating variations of instinct to any extent that may be profitable." Here, then, Darwin compares instinct to habit, and argues concerning it as he would...
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all the year round

CHARLES DICKENS - 1860
...profitable to a species ; and if it can be shown that instincts do vary ever so little, then Mr. Darwin sees no difficulty in Natural Selection preserving and...accumulating variations of instinct to any extent that may be profitable. His line of argument—and the whole volume is one long argument—may be summed...
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On the Origin of Species by Means of Natural Selection; Or, The Preservation ...

Charles Darwin - Evolution - 1861 - 440 pages
...might be profitable to a species ; and if it can be shown that instincts do vary ever so little, then I can see no difficulty in natural selection preserving...accumulating variations of instinct to any extent that may be profitable. It is thus, as I believe, that all the most complex and wonderful instincts have...
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On the Origin of Species by Means of Natural Selection: Or, The Preservation ...

Charles Darwin - Evolution - 1864 - 440 pages
...might be profitable to a species ; and if it can be shown that instincts do vary ever so little, then I can see no difficulty in natural selection preserving...accumulating variations of instinct to any extent that may be profitable. It is thus, as I believe, that all the most complex and wonderful instincts have...
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On the Origin of Species by Means of Natural Selection: Or The Preservation ...

Charles Darwin - Electronic books - 1866 - 593 pages
...might be profitable to a species ; and if it can be shown that instincts do vary ever so little, then I can see no difficulty in natural selection preserving...instinct to any extent that was profitable. It is thus, as I believe, that all the most complex and wonderful instincts have originated. As modifications of...
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The Darwinian Theory of the Transmutation of Species Examined by a Graduate ...

Robert Mackenzie Beverley - Evolution - 1867 - 386 pages
...might be profitable to a species ; ' and if it can be shown that instincts do vary ever so little, then I can see no difficulty in Natural Selection preserving...serious : Natural Selection choosing an instinct ! la poesio a ees licences, nrnis Celle-ci passe un peu IBB homes que j'y mets.' However, this we are to...
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On the Origin of Species by Means of Natural Selection, Or, The Preservation ...

Charles Darwin - Evolution - 1873 - 458 pages
...might be profitable to ii species; and if it can be shown that instincts do vary ever BO little, then 1 can see no difficulty in natural selection preserving...instinct to any extent that was profitable. It is thus, as I believe, that all the most complex and wonderful instincts have originated. As modifications of...
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WHAT IS DARWINISM ?(1874)

CHARLES HODGE - 1874
...without instruction. " If/' he says ? " it can be shown that instincts do vary ever so little, then I can see no difficulty in natural selection preserving...instinct to any extent that was profitable. It is thus, as I believe, that all the most complex and wonderful instincts have arisen." (p. 257) He was rather...
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On the Origin of Species by Means of Natural Selection, Or The Preservation ...

Charles Darwin - Evolution - 1875 - 458 pages
...might be profitable to a species ; and if it can be shown that instincts do vary ever so little, then I can see no difficulty in natural selection preserving...instinct to any extent that was profitable. It is thus, as I believe, that all tho most complex and wonderful instincts have originated. As modifications of...
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