Wants information on sex ratios in domestic animals. Can WBT help?
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The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
Wants information on sex ratios in domestic animals. Can WBT help?
Is much obliged that WBT will undertake tabulation of sex ratios in racehorses, greyhounds, and cattle.
Thanks WBT for tabulation of sex ratios in racehorses.
Would like to meet with WBT while in London.
For experiment on effect of male beauty, pigeons should be coloured on the breast.
Likes WBT’s review [of Variation] in the Field [31 (1868): 309, 350].
Awaits remarks on coloured pigeons and proportion of sexes.
Inquires about the colour of first plumage of poultry breeds and development of distinguishing features.
Inquires about plumage of poultry breeds.
Did not know of complex change of plumage. From WBT’s letter, CD thinks six weeks to two months old is the best period. Sends details of breeds and other particulars.
Would like information on the first plumage of poultry.
Asks about the differences in colour of plumage of adult male, female, and young birds. Suggests pile game as subject.
Asks about relative proportion of sexes in ducks and fowls.
Has seen CD’s "carte" offered for sale.
Agrees to help determine the sex ratios in domestic animals.
Encloses information on sex ratios in thoroughbred horses.
On proportion of sexes in birds.
Describes change of plumage in chickens in order to be sure he is clear about the age of chickens on which CD wants information. Encloses feathers to illustrate changes.