The Origin of Species by Means of Natural Selection: Or the Preservation of Favored Races in the Struggle for Life |
From inside the book
Results 1-5 of 100
Page v
... genera - Many of the species of the larger genera resemble varieties in being very closely , but unequally , related to each other , and in having restricted ranges • . 51 CHAPTER III . STRUGGLE FOR EXISTENCE . Its bearing on.
... genera - Many of the species of the larger genera resemble varieties in being very closely , but unequally , related to each other , and in having restricted ranges • . 51 CHAPTER III . STRUGGLE FOR EXISTENCE . Its bearing on.
Page 18
... closely allied species , we generally perceive in each domestic race , as already remarked , less uniformity of character than in true species . Domestic races often have a somewhat monstrous character ; by which I mean , that ...
... closely allied species , we generally perceive in each domestic race , as already remarked , less uniformity of character than in true species . Domestic races often have a somewhat monstrous character ; by which I mean , that ...
Page 20
... closely resemble , or are even identical with , those still existing . But this only throws far backwards the history of civilisation , and shows that animals were domesticated at a much earlier period than has hitherto been supposed ...
... closely resemble , or are even identical with , those still existing . But this only throws far backwards the history of civilisation , and shows that animals were domesticated at a much earlier period than has hitherto been supposed ...
Page 22
... closely resembling the Italian greyhound , the bloodhound , the bull - dog , pug - dog , or Blenheim spaniel , & c . - so unlike all wild Canidę ever existed in a state of nature ? It has often been loosely said that all our races of 22 ...
... closely resembling the Italian greyhound , the bloodhound , the bull - dog , pug - dog , or Blenheim spaniel , & c . - so unlike all wild Canidę ever existed in a state of nature ? It has often been loosely said that all our races of 22 ...
Page 30
... closely related to each other . But to extend it so far as to suppose that species , aborigi- nally as distinct as carriers , tumblers , pouters , and fan- tails now are , should yield offspring perfectly fertile inter se , would be ...
... closely related to each other . But to extend it so far as to suppose that species , aborigi- nally as distinct as carriers , tumblers , pouters , and fan- tails now are , should yield offspring perfectly fertile inter se , would be ...
Other editions - View all
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 lamellę larvę 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