Contributions to the Theory of Natural Selection: A Series of Essays |
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Page 11
A Series of Essays Alfred Russel Wallace. near their bases will be often very
different , representative species of some genera occurring , and even whole
genera being peculiar to one side only , as is remarkably seen in the case of the
Andes ...
A Series of Essays Alfred Russel Wallace. near their bases will be often very
different , representative species of some genera occurring , and even whole
genera being peculiar to one side only , as is remarkably seen in the case of the
Andes ...
Page 12
It is also seen in the Hummingbirds and Toucans , little groups of two or three
closely allied species being often found in the same or closely adjoining districts ,
as we have had the good fortune , of personally verifying . Fishes give evidence
of ...
It is also seen in the Hummingbirds and Toucans , little groups of two or three
closely allied species being often found in the same or closely adjoining districts ,
as we have had the good fortune , of personally verifying . Fishes give evidence
of ...
Page 25
The great gaps that exist between fishes , reptiles , birds , and mammals would
then , no doubt , be softened down by intermediate groups , and the whole
organic world would be seen to be an unbroken and harmonious system
Conclusion .
The great gaps that exist between fishes , reptiles , birds , and mammals would
then , no doubt , be softened down by intermediate groups , and the whole
organic world would be seen to be an unbroken and harmonious system
Conclusion .
Page 28
The general proportion that must obtain between certain groups of animals is
readily seen . Large animals cannot be so abundant as small ones ; the carnivora
must be less numerous than the herbivora ; eagles and lions can never be so ...
The general proportion that must obtain between certain groups of animals is
readily seen . Large animals cannot be so abundant as small ones ; the carnivora
must be less numerous than the herbivora ; eagles and lions can never be so ...
Page 46
That of a true one is very different , as may be well seen by the progress of
opinion on the subject of Natural Selection . In less than eight years “ The Origin
of Species ” has produced conviction in the minds of a majority of the most
eminent ...
That of a true one is very different , as may be well seen by the progress of
opinion on the subject of Natural Selection . In less than eight years “ The Origin
of Species ” has produced conviction in the minds of a majority of the most
eminent ...
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Common terms and phrases
abundant action adapted allied animals appear beautiful become believe birds body build butterflies causes Celebes changes character closely colour common comparatively complete concealment consider conspicuous continually direct distinct doubt Edition equally evidence exactly example existence explained facts female flight flowers frequently further genera genus give greater groups habits imitation important increase India individuals inhabiting insects interesting islands Java kind known less limited living male marked materials means mimicry modifications moths natural selection necessary nest never objects observations occur organic original Papilio perfect period phenomena possess present probably produced protection race reason region remarkable render resemble result savage seems seen sexes shown similar species structure supposed tail theory tints tion trees tropical true universe variation varied varieties various whole wings
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Bibliographic information
| Title | Contributions to the Theory of Natural Selection: A Series of Essays Contributions to the Theory of Natural Selection: A Series of Essays, Alfred Russel Wallace Marilee E. Thomas and Robert C. Thomas Science and Related Subjects Collection |
| Author | Alfred Russel Wallace |
| Edition | 2 |
| Publisher | Macmillan and Company, 1870 |
| Original from | Oxford University |
| Digitized | 8 mai 2006 |
| Length | 384 pages |
| Export Citation | BiBTeX EndNote RefMan |