The Origin of Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for Life, Volume 1 |
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Page 15
... look at the inheritance of every character whatever as the rule , and non - in- heritance as the anomaly . The laws governing inheritance are for the most part unknown . No one can say why the same peculiarity in different individuals ...
... look at the inheritance of every character whatever as the rule , and non - in- heritance as the anomaly . The laws governing inheritance are for the most part unknown . No one can say why the same peculiarity in different individuals ...
Page 18
... look to the hereditary varieties or races of our domestic animals and plants , and compare them with closely allied species , we generally perceive in each domestic race , as already remarked , less uniformity of character than in true ...
... look to the hereditary varieties or races of our domestic animals and plants , and compare them with closely allied species , we generally perceive in each domestic race , as already remarked , less uniformity of character than in true ...
Page 28
... look in vain through the whole great family of Columbidæ for a beak like that of the English carrier , or that of the short - faced tumbler , or barb ; for reversed feathers like those of the Jacobin ; for a crop like that of the pouter ...
... look in vain through the whole great family of Columbidæ for a beak like that of the English carrier , or that of the short - faced tumbler , or barb ; for reversed feathers like those of the Jacobin ; for a crop like that of the pouter ...
Page 35
... look further than to mere variability . We cannot suppose that all the breeds were suddenly produced as perfect and as useful as we now see them ; indeed , in many cases , we know that this has not been their history . The key is man's ...
... look further than to mere variability . We cannot suppose that all the breeds were suddenly produced as perfect and as useful as we now see them ; indeed , in many cases , we know that this has not been their history . The key is man's ...
Page 62
... Look at the common oak , how closely it has been studied ; yet a German author makes more than a dozen species out of forms , which are almost universally considered by other botanists to be varieties ; and in this country the highest ...
... Look at the common oak , how closely it has been studied ; yet a German author makes more than a dozen species out of forms , which are almost universally considered by other botanists to be varieties ; and in this country the highest ...
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Common terms and phrases
adapted advantage allied analogous animals and plants appear Asa Gray beak become bees believe birds breeds caudicle cause cells characters climate closely colour common crossed cuckoo degree developed difficulty distinct species disuse divergence domestic animals domestic races doubt effects eggs existence extinct extremely facts favourable females flowers forms Fritz Müller genera genus giraffe gradations greater number groups habits Hence hermaphrodites hive-bee important improved increase in number individual differences inhabitants inherited insects instance instincts intercrossing intermediate kind lamellæ large number larger genera larvæ less likewise males manner Melipona Mivart natural selection naturalists nearly nest occasionally offspring organisation organs origin Origin of Species perfect period pigeons pollen pollen-grains present preserved principle probably produced progenitor quadrupeds rank Red Grouse relation remarked resemble rock-pigeon seeds sexes sexual sexual selection slight stamens structure struggle supposed swimbladder tend tendency tion transitional tree variability variations varieties vary widely wings young