Cases of monstrosities becoming transmissible.
Comments on passages in Origin on the blindness of the tucu-tucu (Ctenomys) and Mammoth Cave rats.
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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.
Cases of monstrosities becoming transmissible.
Comments on passages in Origin on the blindness of the tucu-tucu (Ctenomys) and Mammoth Cave rats.
Responds to CD’s inquiries about rattlesnake.
Discusses the climbing movements of plants and describes experiment to establish a mechanical explanation for double spiralling movements of tendrils.
Has made observations on bees’ cells. Their dimensions are not constant, nor do single bees make single cells; each one is a result of co-operation.