Discusses beaks and relative numbers of the sexes of goldfinches.
Comments on sexual selection among butterflies.
Mentions Kerguelen moth collected by Hooker.
Comments on JJW’s observations on coloured birds.
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Discusses beaks and relative numbers of the sexes of goldfinches.
Comments on sexual selection among butterflies.
Mentions Kerguelen moth collected by Hooker.
Comments on JJW’s observations on coloured birds.
CD thanks JJW for the mine of information his last "ten!" letters contain. Comments on sexual display of pheasants and colour preferences of pigeons.
Asks about hens that pair earliest in spring and about possible existence of unpaired birds.
Thanks JJW for his great assistance.
Discusses sexual selection in birds.
Sends queries on secondary sexual characteristics of birds.
Has often marvelled at the different growth of the flowering and creeping branches of ivy.
CD thanks JJW for letter about the crimson breast of linnets
and the fate of a pugnacious female bullfinch.
Refers to JJW’s pointing out the number of Jenners and Weirs who have been naturalists, and cites some writings by men of those families about striking cases of birds.
CD cannot remember whether correspondent believed the wing that Gallus bankiva opens and scrapes before the female, is ornamented. He fears it is not.
Invites JJW to visit Down. Will try to get A. R. Wallace and H. W. Bates also.
Enjoyed JJW’s visit.
Interested in changes in plumage of pheasants.
Still at work on sexual selection in birds.