File:The descent of man, and selection in relation to sex (1874) (20857873612).jpg

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Title: The descent of man, and selection in relation to sex
Identifier: descentofmansele1874darw (find matches)
Year: 1874 (1870s)
Authors: Darwin, Charles, 1809-1882
Subjects: Evolution; Natural selection; Heredity; Human beings; Sexual selection in animals; Sexual dimorphism (Animals); Sex differences
Publisher: New York : A. L. Burt
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University

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490 THE DESCENT OF MAN. of the former and the simpler ocelli or mere colored spots on other birds; and so with all the other characters of the peacock. Let us look to the allied Gallinaceae for any still- existing gradations. The species and sub-species of Poly- pi ectron inhabit countries adjacent to the native land of the loeacock; and they so far resemble this bird that they are iiometimes called peacock-pheasants. I am also informed
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Fig. 54. Feather of peacock, about two-thirds of natural size, drawn by Mr Ford. The transparent zone is represented by the outermost white zone, confined to the upper end of the disk. by Mr. Bartlett that they resemble the peacock in their voice and in some of their habits. During the spring the males, as previously described, strut about before the com- paratively plain-colored females, expanding and erecting their tail and wing feathers, which are ornamented with numerous ocelli. I request the reader to turn back to the drawing (fig. 51) of a Polyplectron. In P. napoleonis the ocelli are confined to the tail^ and the back is of a ricji

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Flickr tags
InfoField
  • bookid:descentofmansele1874darw
  • bookyear:1874
  • bookdecade:1870
  • bookcentury:1800
  • bookauthor:Darwin_Charles_1809_1882
  • booksubject:Evolution
  • booksubject:Natural_selection
  • booksubject:Heredity
  • booksubject:Human_beings
  • booksubject:Sexual_selection_in_animals
  • booksubject:Sexual_dimorphism_Animals_
  • booksubject:Sex_differences
  • bookpublisher:New_York_A_L_Burt
  • bookcontributor:Harold_B_Lee_Library
  • booksponsor:Brigham_Young_University
  • bookleafnumber:530
  • bookcollection:americana
  • BHL Collection
Flickr posted date
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25 August 2015

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current22:58, 17 September 2015Thumbnail for version as of 22:58, 17 September 20152,260 × 2,000 (1.2 MB) (talk | contribs)== {{int:filedesc}} == {{subst:chc}} {{information |description={{en|1=<br> '''Title''': The descent of man, and selection in relation to sex<br> '''Identifier''': descentofmansele1874darw ([https://commons.wikimedia.org/w/index.php?title=Special%3ASea...

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