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 vi
... natural selection — The term used in a wide sense— Geometrical ratio of increase - Rapid increase of naturalised ... NATURAL SELECTION ; OR THE SURVIVAL OF THE FITTEST . Natural Selection - its power compared with man's selection - its ...
... natural selection — The term used in a wide sense— Geometrical ratio of increase - Rapid increase of naturalised ... NATURAL SELECTION ; OR THE SURVIVAL OF THE FITTEST . Natural Selection - its power compared with man's selection - its ...
Page xiv
... nature ; —such as the long neck of the giraffe for browsing on the by an internal spontaneity ; and whatsoever things were not thus constituted , perished , and still perish . " We here see the principle of natural selection shadowed ...
... nature ; —such as the long neck of the giraffe for browsing on the by an internal spontaneity ; and whatsoever things were not thus constituted , perished , and still perish . " We here see the principle of natural selection shadowed ...
Page xvi
... natural selection , and this is the first recognition which has been indi- cated ; but he applies it only to the races of man , and to certain characters alone . After remarking that ne- groes and mulattoes enjoy an immunity from ...
... natural selection , and this is the first recognition which has been indi- cated ; but he applies it only to the races of man , and to certain characters alone . After remarking that ne- groes and mulattoes enjoy an immunity from ...
Page 5
... Natural Selection will be treated at some length in the fourth chapter ; and we shall then see how Natural Selection almost in- evitably causes much Extinction of the less improved forms of life , and leads to what I have called Diver ...
... Natural Selection will be treated at some length in the fourth chapter ; and we shall then see how Natural Selection almost in- evitably causes much Extinction of the less improved forms of life , and leads to what I have called Diver ...
Page 44
... select , or only with much difficulty , any deviation of structure excepting such as is externally visible ; and indeed he rarely cares for what is internal . He can never act by selection , excepting on variations which are first given ...
... select , or only with much difficulty , any deviation of structure excepting such as is externally visible ; and indeed he rarely cares for what is internal . He can never act by selection , excepting on variations which are first given ...
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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