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 vii
... widely different from those of their allies- Organs of extreme perfection - Modes of transition Cases of difficulty - Natura non facit saltum - Organs of small import- ance Orgaus not in all cases absolutely perfect - The Law of Unity ...
... widely different from those of their allies- Organs of extreme perfection - Modes of transition Cases of difficulty - Natura non facit saltum - Organs of small import- ance Orgaus not in all cases absolutely perfect - The Law of Unity ...
Page 5
... the many beings which live around us . Who can explain why one species ranges widely and is very numerous , and why another allied species has a narrow range and is rare ? Yet these relations are of the highest importance INTRODUCTION . 5.
... the many beings which live around us . Who can explain why one species ranges widely and is very numerous , and why another allied species has a narrow range and is rare ? Yet these relations are of the highest importance INTRODUCTION . 5.
Page 11
... widely different character from that of the other buds on the same plant . These bud - variations , as they may be named , can be propagated by grafts , offsets , & c . , and sometimes by seed . They occur rarely under nature , but far ...
... widely different character from that of the other buds on the same plant . These bud - variations , as they may be named , can be propagated by grafts , offsets , & c . , and sometimes by seed . They occur rarely under nature , but far ...
Page 49
... widely different animals . Thus pigs have often been born with a sort of proboscis like that of the tapir or elephant . Now , if any wild species of the pig - genus had naturally possessed a pro- boscis , it might have been argued that ...
... widely different animals . Thus pigs have often been born with a sort of proboscis like that of the tapir or elephant . Now , if any wild species of the pig - genus had naturally possessed a pro- boscis , it might have been argued that ...
Page 52
... widely different forms , not connected by any intermediate links ; one of these forms has much stronger and differently shaped pincers for seizing the female , and the other , as if for compensation , has antennæ much more abundantly ...
... widely different forms , not connected by any intermediate links ; one of these forms has much stronger and differently shaped pincers for seizing the female , and the other , as if for compensation , has antennæ much more abundantly ...
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Common terms and phrases
accumulated adapted affinities allied species America ancient appear Asa Gray become bees believe birds breeds cause cells characters cirripedes climate closely allied colour common continuous crossed crustaceans degree difficulty distinct species divergence domestic doubt Edition 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 hybrids important individuals inhabitants inherited insects instance instincts intercrossing intermediate larvæ less living males mammals manner migration modified descendants natural selection naturalists nearly nest occur oceanic islands offspring organisation parent perfect pigeons pistil pollen Post 8vo present principle probably produced progenitor racters ranked reciprocal crosses remarked resemble seeds sexual sexual selection Silurian slight South America stamens sterility structure struggle successive suppose theory tion variability variations varieties vary vols whole widely