On the Origin of Species by Means of Natural Selection: Or the Preservation of Favored Races in the Struggle for Life1859 |
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Page vi
... individuals - Complex relations of all animals and plants throughout nature — Struggle for life most severe between individuals and varieties of the same species ; often severe be- tween species of the same genus - The relation of ...
... individuals - Complex relations of all animals and plants throughout nature — Struggle for life most severe between individuals and varieties of the same species ; often severe be- tween species of the same genus - The relation of ...
Page 5
... individuals of each species are born than can possibly survive ; and as , conse- quently , there is a frequently recurring struggle for existence , it follows that any being , if it vary however slightly in any manner profitable to ...
... individuals of each species are born than can possibly survive ; and as , conse- quently , there is a frequently recurring struggle for existence , it follows that any being , if it vary however slightly in any manner profitable to ...
Page 7
... individuals of the same variety or sub - variety of our older cultivated plants and animals , one of the first points which strikes us , is , that they generally differ much more from each other , than do the individuals of any one ...
... individuals of the same variety or sub - variety of our older cultivated plants and animals , one of the first points which strikes us , is , that they generally differ much more from each other , than do the individuals of any one ...
Page 9
... individuals , though taken young from a state of nature , perfectly tamed , long - lived , and healthy ( of which I could give numerous instances ) , yet having their reproductive system so seriously affected by un- perceived causes as ...
... individuals , though taken young from a state of nature , perfectly tamed , long - lived , and healthy ( of which I could give numerous instances ) , yet having their reproductive system so seriously affected by un- perceived causes as ...
Page 10
... individuals exposed to certain conditions are affected in the same way , the change at first appears to be directly due to such conditions ; but in some cases it can be shown that quite opposite conditions produce similar changes of ...
... individuals exposed to certain conditions are affected in the same way , the change at first appears to be directly due to such conditions ; but in some cases it can be shown that quite opposite conditions produce similar changes of ...
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Common terms and phrases
adapted affinities allied species America amount analogous ancient animals become bees believe birds breeds cause cells characters cirripedes climate closely allied colour common parent continuous crossed crustaceans degree difficulty distinct species divergence domestic doubt embryo Europe existing exterminated extinct extremely facts favourable Fcap fertility flowers formations forms fossil Gärtner genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hermaphrodites History hybrids hybrids produced important individuals inhabitants inherited insects instance instincts intercrossing intermediate land larvæ less living male mammals manner migration modification modified descendants natural selection naturalists nearly nest offspring perfect pigeons plants pollen Post 8vo present principle probably produced progenitor racters ranked reciprocal crosses remarked resemble Second Edition seeds sexual selection Silurian slight South America sterility structure struggle successive suppose theory Third Edition tion variability variation varieties vary Vols whole widely Woodcuts