On the Origin of Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for Life |
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Page 3
... adapted to catch insects under the bark of trees . In the case of the misseltoe , which draws its nourishment from certain trees , which has seeds that must be transported by certain birds , and which has flowers with separate sexes ...
... adapted to catch insects under the bark of trees . In the case of the misseltoe , which draws its nourishment from certain trees , which has seeds that must be transported by certain birds , and which has flowers with separate sexes ...
Page 77
... adapted for diving , allows it to compete with other aquatic insects , to hunt for its own prey , and to escape serving as prey to other animals . The store of nutriment laid up within the seeds of many plants seems at first sight to ...
... adapted for diving , allows it to compete with other aquatic insects , to hunt for its own prey , and to escape serving as prey to other animals . The store of nutriment laid up within the seeds of many plants seems at first sight to ...
Page 81
... adapted forms could not freely enter , we should then have places in the economy of nature which would assuredly be better filled up , if some of the ori- ginal inhabitants were in some manner modified ; for , had the area been open to ...
... adapted forms could not freely enter , we should then have places in the economy of nature which would assuredly be better filled up , if some of the ori- ginal inhabitants were in some manner modified ; for , had the area been open to ...
Page 82
... in which all the native inhabitants are now so perfectly adapted to each other and to the physical conditions under which they live , that none of them could anyhow be improved ; for in all countries NATURAL SELECTION . CHAP . IV .
... in which all the native inhabitants are now so perfectly adapted to each other and to the physical conditions under which they live , that none of them could anyhow be improved ; for in all countries NATURAL SELECTION . CHAP . IV .
Page 84
... adapted to the most complex condi- tions of life , and should plainly bear the stamp of far higher workmanship ? It may metaphorically be said that natural selection is daily and hourly scrutinising , throughout the world , every ...
... adapted to the most complex condi- tions of life , and should plainly bear the stamp of far higher workmanship ? It may metaphorically be said that natural selection is daily and hourly scrutinising , throughout the world , every ...
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Common terms and phrases
accumulated adapted affinities allied species America amount analogous ancient animals appear 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 hybrids hybrids produced important individuals inhabitants inherited insects instance instincts intercrossing intermediate land larvæ less living male mammals manner Marsupials migration modification modified descendants natural selection naturalists nearly nest oceanic islands offspring organisation perfect pigeons plants pollen present probably produced progenitor racters ranked reciprocal crosses remarked resemble rock-pigeon rudimentary organs seeds sexual selection Silurian slight South America sterility structure struggle successive supposed tend theory tion variability variations varieties vary whole widely