On the Origin of Species by Means of Natural Selection: Or The Preservation of Favored Races in the Struggle for Life, Volume 2 |
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Page xi
... important corrections and some additions in the pre- sent volume are tabulated on the following page , for the convenience of those interested in the subject , and who possess the fifth edition . The second edition was little more than ...
... important corrections and some additions in the pre- sent volume are tabulated on the following page , for the convenience of those interested in the subject , and who possess the fifth edition . The second edition was little more than ...
Page 3
... importance to gain a clear insight into the means of modification and coadaptation . At the commence- ment of my ... important , we shall see how great is the power of man in accumulating by his Selection successive slight variations ...
... importance to gain a clear insight into the means of modification and coadaptation . At the commence- ment of my ... important , we shall see how great is the power of man in accumulating by his Selection successive slight variations ...
Page 4
... importance , for they determine the present welfare , and , as I believe , the future success and modification of every ... important , but not the xclusive , means of modification . CHAPTER I. VARIATION UNDER DOMESTICATION . - Causes of ...
... importance , for they determine the present welfare , and , as I believe , the future success and modification of every ... important , but not the xclusive , means of modification . CHAPTER I. VARIATION UNDER DOMESTICATION . - Causes of ...
Page 6
... important ; for nearly similar variations sometimes arise under , as far as we can judge , dissimilar conditions ; and , on the other hand , dissimila variations arise under conditions which appear to be nearly uniform . The effects on ...
... important ; for nearly similar variations sometimes arise under , as far as we can judge , dissimilar conditions ; and , on the other hand , dissimila variations arise under conditions which appear to be nearly uniform . The effects on ...
Page 9
... Important changes in the embryo or larva will probably entail changes in the mature animal . In monstrosities , the correlations between quite distinct parts are very curious ; and many instances are given in Isidore Geoffroy St ...
... Important changes in the embryo or larva will probably entail changes in the mature animal . In monstrosities , the correlations between quite distinct parts are very curious ; and many instances are given in Isidore Geoffroy St ...
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Common terms and phrases
adapted admit affinities allied species America analogous ancient appear Asa Gray beak become bees believe belonging birds breeds cause cells characters climate closely allied colour continued crossed crustaceans degree developed difficulty distinct species doubt effects eggs embryo existing extinct extremely facts favourable fertilised fertility flowers formation formerly forms fossil Fritz Müller genera genus geological geological period Glacial period gradations greater number habits Hence hybrids important individuals inhabitants inherited insects instance instincts intercrossing intermediate kind lamellæ larvæ less living male mammals manner Marsupials migration modified descendants natural selection naturalists nearly nest occasionally occur oceanic islands offspring organisation organs parent peculiar perfect pigeon pistil pollen present preserved principle probably produced quadrupeds ranked reciprocal crosses remarked reproductive resemblance rudimentary seeds sexual selection slight South America stamens sterility structure struggle successive supposed tend theory tion variability variations varieties vary whilst whole wings young