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 3
... less improved forms of life , and leads to what I have called Diver- gence of Character . In the next chapter I shall discuss the complex and little known laws of variation . In the five succeeding chapters , the most apparent and ...
... less improved forms of life , and leads to what I have called Diver- gence of Character . In the next chapter I shall discuss the complex and little known laws of variation . In the five succeeding chapters , the most apparent and ...
Page 4
... less do we know of the mutual relations of the innumerable inhabitants of the world during the many past geological epochs in its history . Although much remains obscure , and will long remain obscure , I can entertain no doubt , after ...
... less do we know of the mutual relations of the innumerable inhabitants of the world during the many past geological epochs in its history . Although much remains obscure , and will long remain obscure , I can entertain no doubt , after ...
Page 8
... less and the bones of the leg more , in proportion to the whole skeleton , than do the same bones in the wild - duck ; and this change may be safely attributed to the domestic duck flying much less , and walking more , than its wild ...
... less and the bones of the leg more , in proportion to the whole skeleton , than do the same bones in the wild - duck ; and this change may be safely attributed to the domestic duck flying much less , and walking more , than its wild ...
Page 10
... less strange and com- moner deviations may be freely admitted to be inheritable . Perhaps the correct way of viewing the whole subject would be , to look at the inheritance of every character whatever as the rule , and non - inheritance ...
... less strange and com- moner deviations may be freely admitted to be inheritable . Perhaps the correct way of viewing the whole subject would be , to look at the inheritance of every character whatever as the rule , and non - inheritance ...
Page 11
... less , as our varieties certainly do occasionally revert in some of their characters to ancestral forms , it seems to me not improbable that if we could succeed in naturalising , or were to cultivate , during many generations , the ...
... less , as our varieties certainly do occasionally revert in some of their characters to ancestral forms , it seems to me not improbable that if we could succeed in naturalising , or were to cultivate , during many generations , the ...
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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 formations formerly forms fossil Fritz Müller genera genus geological Glacial period gradations greater number groups of species 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 theory tion variability variations varieties vary whilst whole wings young