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 xi
... existing groups . On earth adhering to the feet of migratory birds . On the wide geographical range of a species of Galaxias , a fresh - water fish . Discussion on analogical resemblances , enlarged and modified . Homological structure ...
... existing groups . On earth adhering to the feet of migratory birds . On the wide geographical range of a species of Galaxias , a fresh - water fish . Discussion on analogical resemblances , enlarged and modified . Homological structure ...
Page xiii
... existing forms of life are the descendants by true generation of pre - existing forms . Passing over allusions to the sub- ject in the classical writers , * the first author who in * Aristotle , in his ' Physica Auscultationes ' ( lib ...
... existing forms of life are the descendants by true generation of pre - existing forms . Passing over allusions to the sub- ject in the classical writers , * the first author who in * Aristotle , in his ' Physica Auscultationes ' ( lib ...
Page xiv
... 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 by an ...
... 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 by an ...
Page xv
... existing species are now undergoing modification ; and , as his son adds , " C'est donc un problème à réserver entièrement à l'avenir , supposé même que l'avenir doive avoir prise sur lui . " In 1813 , Dr. W. C. Wells read before the ...
... existing species are now undergoing modification ; and , as his son adds , " C'est donc un problème à réserver entièrement à l'avenir , supposé même que l'avenir doive avoir prise sur lui . " In 1813 , Dr. W. C. Wells read before the ...
Page xvi
... 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 ...
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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 lamellæ larvæ 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