The Origin of Species by Means of Natural Selection; Or, the Preservation of Favored Races in the Struggle for Life ... |
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In attempting to estimate the amount of structural difference between allied
domestic races, we are soon involved in doubt, from not knowing whether they
are descended from one or several parent species. This point, if it could be
cleared up, ...
In attempting to estimate the amount of structural difference between allied
domestic races, we are soon involved in doubt, from not knowing whether they
are descended from one or several parent species. This point, if it could be
cleared up, ...
74 페이지
If such do occur, can we doubt (remembering that many more individuals are
born than can possibly survive) that individuals having any advantage, however
slight, over others, would have the best chance of surviving and procreating their
...
If such do occur, can we doubt (remembering that many more individuals are
born than can possibly survive) that individuals having any advantage, however
slight, over others, would have the best chance of surviving and procreating their
...
249 페이지
It is scarcely possible to doubt that the love of man has become instinctive in the
dog. All wolves, foxes, jackals and species of the cat genus, when kept tame, are
most eager to attack poultry, sheep and pigs; and this tendency has been found ...
It is scarcely possible to doubt that the love of man has become instinctive in the
dog. All wolves, foxes, jackals and species of the cat genus, when kept tame, are
most eager to attack poultry, sheep and pigs; and this tendency has been found ...
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according action adapted admit advantage allied America amount animals appear become believe belonging birds breeds called cause certain characters climate closely color common considered continued crossed descended developed difficulty distinct domestic doubt effects existing extinct extremely facts favorable fertility flowers follow formation forms genera genus give given groups habits hand Hence hybrids important increase individuals inhabitants inherited insects instance instincts intermediate islands kind known land laws less living look male manner means modified namely natural selection naturalists nearly observed occur organs origin parent perfect period plants points present principle probably produced range ranked reason remarked resemblance respect seeds seems seen separated shown side similar single slight sometimes species stage sterility structure successive suppose tend theory tion variability variations varieties various vary whole widely young
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| 제목 | The Origin of Species by Means of Natural Selection; Or, the Preservation of Favored Races in the Struggle for Life ... Burt's Home Library Burt's library of the worlds best books Century series Home Library, New Pocket Editions of Standard Classics Nineteenth Century Collections Online (NCCO): Science, Technology, and Medicine: 1780-1925 Roxburghe classics The home library World's famous literature |
| 저자 | Charles Darwin |
| 에디션 | 재판 |
| 발행인 | A.L. Burt, 1890 |
| 소장 | 일리노이 대학 - 어바나-샴페인 |
| 디지털화된 날짜: | 2017년 8월 15일 |
| 길이 | 538페이지 |
| 서지정보 내보내기 | BiBTeX EndNote RefMan |