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From J. J. Weir   [after 27 February] 1868

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Summary

Trusts his paper ["Apterous Lepidoptera" (1867), printed for the West Kent Natural History, Microscopical, and Photographic Society] showed that he is thoroughly a disciple of CD.

Cites evidence that birds undoubtedly distinguish colours. [see Descent 2: 110.]

Author:  John Jenner Weir
Addressee:  Charles Robert Darwin
Date:  [after 27 Feb] 1868
Classmark:  DAR 84.1: 77–80
Letter no:  DCP-LETT-5939

To John Jenner Weir   27 February [1868]

Summary

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.

Author:  Charles Robert Darwin
Addressee:  John Jenner Weir
Date:  27 Feb [1868]
Classmark:  Field Museum of Natural History, Chicago
Letter no:  DCP-LETT-5942

To J. J. Weir   29 February [1868]

Summary

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.

Author:  Charles Robert Darwin
Addressee:  John Jenner Weir
Date:  29 Feb [1868]
Classmark:  Field Museum of Natural History, Chicago
Letter no:  DCP-LETT-5958
Document type
letter (3)
Author
Addressee
Correspondent
Darwin, C. R. (3)
Weir, J. J.[X]
Date
1868
02
27 (2)
29 (1)
letter