Peidetud väljad
Raamatud Books
" We see, then, that no inferences as to varieties in a state of nature can be deduced from the observation of those occurring among domestic animals. The two are so much opposed to each other in every circumstance of their existence, that what applies... "
Journal of the Proceedings of the Linnean Society: Zoology - Page 60
1859
Full view - About this book

On the Flora of Australia: Its Origin, Affinities, and Distribution, Being ...

Joseph Dalton Hooker - 1859 - 148 lehte
...its accuracy,* as tending to supsubject to the influence of fundamentally different laws. He says, " No inferences as to varieties in a state of nature...among domestic animals. The two are so much opposed that what applies to the one is almost sure not to apply to the other." But, in the first place, of...
Full view - About this book

The American Journal of Science and Arts

1860 - 982 lehte
...domesticated, but also as if they were subject to the influence of fundamentally different laws. He fays, " No inferences as to varieties in a state of nature...among domestic animals. The two are so much opposed that what applies to the one is almost sure not to apply to the other." But, in the first place, of...
Full view - About this book

The National Review, 10. köide

Richard Holt Hutton, Walter Bagehot - 1860 - 556 lehte
...to be best adapted to procure food and secure safety. Thus, then, as Mr. Wallace justly remarks, " domestic varieties, when turned wild, must return...original wild stock, or become altogether extinct." It will not be only on the more important features of the organisation, that Natural Selection will...
Full view - About this book

National Review, 10. köide

1860 - 564 lehte
...to be best adapted to procure food and secure safety. Thus, then, as Mr. Wallace justly remarks, " domestic varieties, when turned wild, must return...original wild stock, or become altogether extinct." It will not be only on the more important features of the organisation, that Natural Selection will...
Full view - About this book

Contributions to the Theory of Natural Selection: A Series of Essays

Alfred Russel Wallace - 1870 - 414 lehte
...which by the full exercise of every part of its organisation the animal can alone continue to live. Domestic varieties, when turned wild, must return...altogether extinct.* We see, then, that no inferences as to the permanence of varieties in a state of nature can be deduced from the observations of those occurring...
Full view - About this book

Contributions to the Theory of Natural Selection: A Series of Essays

Alfred Russel Wallace - 1871 - 412 lehte
...which by the full exercise of every part of its organisation the animal can alone continue to live. Domestic varieties, when turned wild, must return...altogether extinct*, We see, then, that no inferences as to the permanence of varieties in a state of nature can be deduced from the observations of those occurring...
Full view - About this book

Natural Selection and Tropical Nature: Essays on Descriptive and Theoretical ...

Alfred Russel Wallace - 1891 - 518 lehte
...which, by the full exercise of every part of its organisation, the animal can alone continue to live. Domestic varieties, when turned wild, must return...type of the original wild stock, or become altogether extinct.1 We see, then, that no inferences as to the permanence of varieties in a state of nature can...
Full view - About this book

The Origin of Plant Structures by Self-adaptation to the Environment

George Henslow - 1895 - 368 lehte
...domesticated animals and wild ones, concluding his comparison with the following remarkable words : — " We see, then, that no inferences as to varieties in...animals. The two are so much opposed to each other 1 New Science Review, No. 2. vol. ip 230. 2 Essays on Heredity, &c., 1889 (On Panmixia), p. 90. in...
Full view - About this book

The Wild Cat of Europe (Felix Catus)

Edward Hamilton - 1896 - 150 lehte
...Selection, p. 40, says : " Domestic varieties of animals when turned wild must return to something like near the type of the original wild stock, or become altogether extinct." In a note on this sentence, he says : — " That is, they will vary, and the variations which tend...
Full view - About this book

Popular Science Monthly, 60. köide

1902 - 584 lehte
...the full exercise of every T^rt of his organization the animal can alone continue to live. Domestic when turned wild, must return to something near the...then, that no inferences as to varieties in a state of na4" can be deduced from the observation of those occurring among dor animals. The two are so much...
Full view - About this book




  1. My library
  2. Abi
  3. Advanced Book Search
  4. Download EPUB
  5. Download PDF