Results of his examination of divergence in sexual coloration of tropical American butterflies. [See Descent 1: 389 on Junonia and Papilio.]
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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.
Results of his examination of divergence in sexual coloration of tropical American butterflies. [See Descent 1: 389 on Junonia and Papilio.]
Requests information on the standard of beauty of savages and on whether the female has any influence in selecting a male.