Intends experiment to see if cats released in country can find their way back.
Showing 1–6 of 6 items
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.
Intends experiment to see if cats released in country can find their way back.
Comments on the meaning of his definition of the term, "animal intelligence". Encloses further discussion from his forthcoming book [Earthworms].
Responds to MS of Earthworms. An objective but arbitrary test of intelligence in animals is the ability to learn from experience. Earthworms fall on the border of intelligence. They could justly be called intelligent if they could learn by experience to manipulate some unknown, exotic leaf. CD should make clear that intelligence does not imply self-consciousness.
Comments on GJR’s view of animal consciousness. Mentions experiment on learning among worms.
Suggests transplanting plant ovaries to test Pangenesis.
None of the cats released in experiment found its way back.
Discusses difficulties involved in plant experiment designed to test Pangenesis.