The Origin of Species by Means of Natural Selection: Or the Preservation of Favored Races in the Struggle for Life |
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Page 20
... remarked , that they had at this early age progressed considerably in civilisation ; and this again implies a long continued previous period of less advanced civilisation , during which the 20 CHARACTER OF DOMESTIC VARIETIES . [ CHAP . L.
... remarked , that they had at this early age progressed considerably in civilisation ; and this again implies a long continued previous period of less advanced civilisation , during which the 20 CHARACTER OF DOMESTIC VARIETIES . [ CHAP . L.
Page 43
... remarked by some authors , have more of the character of true species than the varieties kept in civilised coun- tries . On the view here given of the important part which selection by man has played , it becomes at once obvious , how ...
... remarked by some authors , have more of the character of true species than the varieties kept in civilised coun- tries . On the view here given of the important part which selection by man has played , it becomes at once obvious , how ...
Page 46
... remarked , with respect to the sheep of parts of Yorkshire , " as they generally belong to poor people , and are mostly in small lots , they never can be improved . " On the other hand , nurserymen , from keeping large stocks of the ...
... remarked , with respect to the sheep of parts of Yorkshire , " as they generally belong to poor people , and are mostly in small lots , they never can be improved . " On the other hand , nurserymen , from keeping large stocks of the ...
Page 47
... remarked , that it was most fortunate that the strawberry began to vary just when gardeners began to attend to this plant . No doubt the strawberry had always varied since it was cultivated , but the slight varieties had been neglected ...
... remarked , that it was most fortunate that the strawberry began to vary just when gardeners began to attend to this plant . No doubt the strawberry had always varied since it was cultivated , but the slight varieties had been neglected ...
Page 48
... remarked with much truth , a limit will be at last reached . For in- stance , there must be a limit to the fleetness of any terrestrial animal , as this will be determined by the 48 [ CHAP . I. CIRCUMSTANCES FAVOURABLE .
... remarked with much truth , a limit will be at last reached . For in- stance , there must be a limit to the fleetness of any terrestrial animal , as this will be determined by the 48 [ CHAP . I. CIRCUMSTANCES FAVOURABLE .
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Common terms and phrases
adapted affinities allied species America ancient appear Asa Gray beak become bees believe belonging birds breeds cause cells characters climate closely allied colour common continent crossed crustaceans degree developed difficulty distinct species domestic doubt effects eggs embryo existing extinct extremely facts favourable fertilised fertility flowers formation forms fossil Fritz Müller genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hybrids important individuals inhabitants inherited insects instance instincts intercrossing intermediate kind lamellę larvę less living males mammals manner marsupials migration modified descendants natural selection naturalists nearly nest occasionally offspring organisation organs parent peculiar perfect pigeon pistil pollen present principle probably produced progenitor quadrupeds ranked remarked resemblance rudimentary seeds sexual selection Silurian slight South America stamens sterility structure successive supposed swimbladder tend theory tion trees variability variations varieties vary whilst whole wings young