Requests entomological data on sexual selection, especially proportions of sexes.
Sends Queries about expression with note: "a great hobby of mine".
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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.
Requests entomological data on sexual selection, especially proportions of sexes.
Sends Queries about expression with note: "a great hobby of mine".
Has looked through BDW’s papers and finds heaps of facts on sexual differences. Asks questions on sexual differences in particular species.
Thanks JJW for his paper on apterous insects [see 5939], which contained much new information.
Asks JJW for any information he may have on sexual selection.
Describes an experiment, still untried, of staining tail-feathers of male pigeons in bright colours to find the effect on courtship.
JJW’s note on birds was one of the most interesting CD has ever received. Asks several questions. CD is puzzled by cases of magpies whose mates were killed but who always immediately found others.
Alexander Wallace denies any effect of colour in sexual selection among Lepidoptera.