Thanks for information about the spurs in the young of Pavo muticus and Pavo cristatus.
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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.
Thanks for information about the spurs in the young of Pavo muticus and Pavo cristatus.
Enquires about spurs in the last year’s birds of Pavo Spicifer and cristatus.
Enquires about sexual differences in mandrills.
Asks the correct spelling of JNH’s surname and offers to send a copy of Journal of Researches.
Arranges to send a copy of Journal of researches.
On spurs in peacocks. [See Descent 1: 290 n.]
The peacocks mentioned in his last letter as yet show no differences in development of spurs. [See Descent 1: 290 n.]