Reports work on sexual selection. Problems with the relative numbers of the two sexes and polygamy. Asks ARW’s help with several questions on polygamous birds.
Reports work on sexual selection. Problems with the relative numbers of the two sexes and polygamy. Asks ARW’s help with several questions on polygamous birds.
Sends corrections [for French edition of Variation].
Thanks HWB for bringing "the question of sexes" before the Entomological Society. Feels he will come to some conclusion by comparison of numerous observations.
It appears Pangenesis "will expire unblessed and uncursed by the world".
Sends sheets of second issue [of Variation] with errata and changes to be made.
Refers to a favourable review,
and a contemptuous one in Athenæum written, he thinks, by Richard Owen [see 5931].
CD’s queries on expression.
Sends photo of a native Australian.
Has sent his translations [of parts of Theodor Piderit, System der Mimik und Physiognomik (1867)].
Fritz Müller’s Für Darwin [1864] would sell if well translated. WSD would be glad to undertake it.
No summary available.
Asks LJ which British birds are polygamous. His query relates to the possession by the male of secondary sexual characters.
CD is also interested in the numerical proportion of the sexes in birds.
Asks about the use of the horns in male lamellicorn or coprophagous beetles.