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
... Divergence of Character , related to the diversity of inhabitants of any small area , and to naturalisation - Action of Natural Selection , through Divergence of Character and Extinction , on the descendants from a common parent - Ex ...
... Divergence of Character , related to the diversity of inhabitants of any small area , and to naturalisation - Action of Natural Selection , through Divergence of Character and Extinction , on the descendants from a common parent - Ex ...
Page 25
... divergence and relative size of the two arms of the furcula . The proportional width of the gape of mouth , the proportional length of the eyelids , of the orifice . of the nostrils , of the tongue ( not always in strict cor- relation ...
... divergence and relative size of the two arms of the furcula . The proportional width of the gape of mouth , the proportional length of the eyelids , of the orifice . of the nostrils , of the tongue ( not always in strict cor- relation ...
Page 66
... avoided to the " struggle for existence , " " divergence of character , " and other questions , hereafter to be discussed . Alphonse de Candolle and others have shown that plants which 66 DOMINANT SPECIES VARY MOST . [ CHAP . IL.
... avoided to the " struggle for existence , " " divergence of character , " and other questions , hereafter to be discussed . Alphonse de Candolle and others have shown that plants which 66 DOMINANT SPECIES VARY MOST . [ CHAP . IL.
Page 72
... Divergence of Character , we shall see how this may be explained , and how the lesser differences between varie- ties tend to increase into the greater differences between species . There is one other point which is worth notice ...
... Divergence of Character , we shall see how this may be explained , and how the lesser differences between varie- ties tend to increase into the greater differences between species . There is one other point which is worth notice ...
Page 97
... Divergence of Character , related to the diversity of inhabitants of any small area , and to naturalisation - Action of Natural Selection , through Divergence of Character , and Extinction , on the descendants from a common parent - Ex ...
... Divergence of Character , related to the diversity of inhabitants of any small area , and to naturalisation - Action of Natural Selection , through Divergence of Character , and Extinction , on the descendants from a common parent - Ex ...
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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