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Books Books 41 - 41 of 41 on Under changed conditions of life, it is at least possible that slight modifications....
" 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... "
On the Origin of Species by Means of Natural Selection: Or, The Preservation ... - Page 187
by Charles Darwin - 1864 - 440 pages
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Natural Science, Volume 13

Natural history - 1898
...Bulletin No. 2. Scientific Series No 1. 1898. IN discussing the problem of Instinct, Darwin wrote, "If it can be shown that instincts do vary ever so...accumulating variations of instinct to any extent that was profitable." This sentence might well serve as the text for the charming book before us, and seems...
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