On the Origin of the Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for Life |
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Page xv
... existing forms of life are the descendants by true generation of pre - existing forms . Passing over allusions to the subject in the classical writers , * the first author who in modern times has treated it in a scientific spirit was ...
... existing forms of life are the descendants by true generation of pre - existing forms . Passing over allusions to the subject in the classical writers , * the first author who in modern times has treated it in a scientific spirit was ...
Page xvi
... existing forms , and much to use and disuse , that is , to the effects of habit . To this latter agency he seems to attribute all the beautiful adaptations in nature ; —such as the long neck of the giraffe for browsing on the branches ...
... existing forms , and much to use and disuse , that is , to the effects of habit . To this latter agency he seems to attribute all the beautiful adaptations in nature ; —such as the long neck of the giraffe for browsing on the branches ...
Page xvii
... existing , a darker and a darker race would in the course of time occur ; and as the darkest would be the best fitted for the climate , this would at length become the most prevalent , if not the only race , in the particular country in ...
... existing , a darker and a darker race would in the course of time occur ; and as the darkest would be the best fitted for the climate , this would at length become the most prevalent , if not the only race , in the particular country in ...
Page xxii
... existing species may have been chemically affected by circumambient mole- cules of a particular nature , and thus have given rise to new forms . In this same year , 1853 , Dr. Schaaffhausen published an excellent pamphlet ( Verhand ...
... existing species may have been chemically affected by circumambient mole- cules of a particular nature , and thus have given rise to new forms . In this same year , 1853 , Dr. Schaaffhausen published an excellent pamphlet ( Verhand ...
Page xxiii
... existing species — a hypothesis which , though unproven , and sadly damaged by some of its supporters , is yet the only one to which physiology lends any countenance ; their existence would seem to show that the amount of modification ...
... existing species — a hypothesis which , though unproven , and sadly damaged by some of its supporters , is yet the only one to which physiology lends any countenance ; their existence would seem to show that the amount of modification ...
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Common terms and phrases
accumulated adapted admit affinities allied species America analogous ancient appear archipelago Asa Gray become bees believe birds breeds cause cells characters cirripedes climate closely allied colour common continuous crossed crustaceans degree developed difficulty distinct species divergence doubt eggs embryo existing exterminated extinct extremely facts favourable females fertilised fertility flowers formation forms fossil Fritz Müller Gärtner genera genus geological Glacial period gradations greater number groups of species habits Hence hermaphrodites hive-bee hybrids important individuals inhabitants inherited insects instance instincts intercrossing larvæ less living males mammals manner migration modified descendants natural selection naturalists nearly nest occasionally occur oceanic islands offspring organisation parent perfect pigeons pistil pollen present principle probably produced progenitor racters ranked reciprocal crosses remarked resemble rudimentary organs seeds sexual sexual selection Silurian slight South America stamens sterility structure struggle successive suppose theory tion variability variations vary whilst whole