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To J. J. Weir   [6 March 1868]

Summary

Discusses beaks and relative numbers of the sexes of goldfinches.

Comments on sexual selection among butterflies.

Mentions Kerguelen moth collected by Hooker.

Comments on JJW’s observations on coloured birds.

Author:  Charles Robert Darwin
Addressee:  John Jenner Weir
Date:  [6 Mar 1868]
Classmark:  American Philosophical Society (Mss.B.D25.348)
Letter no:  DCP-LETT-5986
Document type
letter (1)
Author
Darwin, C. R. (1)
Addressee
Weir, J. J. (1)
Correspondent
Darwin, C. R.disabled_by_default
Weir, J. J.disabled_by_default
Date
1868disabled_by_default
03disabled_by_default
06disabled_by_default

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