On the Origin of Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for Life |
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Page 8
... genus - The relation of organism to organism the most important of all relations 63 CHAPTER IV NATURAL SELECTION Natural Selection - its power compared with man's selection - its power on characters of trifling importance - its power at ...
... genus - The relation of organism to organism the most important of all relations 63 CHAPTER IV NATURAL SELECTION Natural Selection - its power compared with man's selection - its power on characters of trifling importance - its power at ...
Page 26
... genus , in several trifling respects , they often differ in an extreme degree in some one part , both when compared one with another , and more especially when compared with all the species in nature to which they are nearest allied ...
... genus , in several trifling respects , they often differ in an extreme degree in some one part , both when compared one with another , and more especially when compared with all the species in nature to which they are nearest allied ...
Page 31
... genus ; more es- pecially as in each of these breeds several truly - inherited sub - beds , or species as he might have called them , could be wn him . Ghent as the differences are between the breeds of pigeons , I am fully convinced ...
... genus ; more es- pecially as in each of these breeds several truly - inherited sub - beds , or species as he might have called them , could be wn him . Ghent as the differences are between the breeds of pigeons , I am fully convinced ...
Page 57
... into competition with each other , and more especially to the members of the same genus or class having nearly similar habits of life . With respect to commonness or the number of individuals of DOMINANT SPECIES VARY MOST 57.
... into competition with each other , and more especially to the members of the same genus or class having nearly similar habits of life . With respect to commonness or the number of individuals of DOMINANT SPECIES VARY MOST 57.
Page 58
... genus inhabiting any country , shows that there is something in the organic or inorganic conditions of that country favourable to the genus ; and , consequently , we might have expected to have found in the larger genera , or those ...
... genus inhabiting any country , shows that there is something in the organic or inorganic conditions of that country favourable to the genus ; and , consequently , we might have expected to have found in the larger genera , or those ...
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Common terms and phrases
accumulated adapted affinities allied species America analogous ancient animals appear archipelago become bees believe birds breeds cause cells characters cirripedes climate closely allied colour continuous crossed crustaceans degree difficulty distinct species divergence domestic doubt embryo endemic existing exterminated extinct extremely facts favourable fertilised fertility flowers formations forms fossil Gärtner genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hybrids hybrids produced important increase individuals inhabitants inherited insects instance instincts intercrossing intermediate larvæ laws less living males mammals manner migration modification modified descendants natural selection naturalists nearly nest occasionally offspring organic organisation origin of species perfect pigeons plants pollen present principle probably produced progenitor ranked reciprocal crosses remarked resemble rock-pigeon rudimentary seeds sexual sexual selection Silurian slight sometimes South America sterility structure struggle successive supposed swimbladder tend theory variability variations varieties vary whole widely