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 21
... common cattle , may , indeed , be looked upon as established by the admirable researches of Professor Rütimeyer . With respect to horses , from reasons . which I cannot here give , I am doubtfully inclined to believe , in opposition to ...
... common cattle , may , indeed , be looked upon as established by the admirable researches of Professor Rütimeyer . With respect to horses , from reasons . which I cannot here give , I am doubtfully inclined to believe , in opposition to ...
Page 22
... common wild duck and rabbit . The doctrine of the origin of our several domestic races from several aboriginal stocks , has been carried to an absurd extreme by some authors . They believe that every race which breeds true , let the ...
... common wild duck and rabbit . The doctrine of the origin of our several domestic races from several aboriginal stocks , has been carried to an absurd extreme by some authors . They believe that every race which breeds true , let the ...
Page 24
... common tumbler has the singular inherited habit of flying at a great height in a compact flcck , and tumbling in the air head over heels . The runt is a bird of great size , with long massive beak and large feet ; some of the sub ...
... common tumbler has the singular inherited habit of flying at a great height in a compact flcck , and tumbling in the air head over heels . The runt is a bird of great size , with long massive beak and large feet ; some of the sub ...
Page 26
... common opinion of naturalists is correct , namely , that all are descended from the rock - pigeon ( Columba livia ) , in- cluding under this term several geographical races or sub - species , which differ from each other in the most ...
... common opinion of naturalists is correct , namely , that all are descended from the rock - pigeon ( Columba livia ) , in- cluding under this term several geographical races or sub - species , which differ from each other in the most ...
Page 27
... common rock - pigeon , which has the same habits with the domestic breeds , has not been exterminated even on several of the smaller British islets , or on the shores of the Mediterranean . Hence the supposed extermination of so many ...
... common rock - pigeon , which has the same habits with the domestic breeds , has not been exterminated even on several of the smaller British islets , or on the shores of the Mediterranean . Hence the supposed extermination of so many ...
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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