Questions on marmosets and the vocal organs of Hylobates.
Questions on marmosets and the vocal organs of Hylobates.
Has passed on copy of Variation to American Academy [of Arts and Sciences]. The U. S. reprint is not very nicely printed.
Replies to CD’s queries regarding sexual differences in gibbons’ voices, chameleon behaviour, and the occurrence of spurs in pheasants and peahens. Discusses sexual differences in structure and habit within certain bird species.
Answers CD’s question on whether any female birds regularly sing.
Sends graft-hybrid notice.
Is confirmed about the bending of the fly orchid pollinia. [See "Fertilisation of orchids", Collected papers 2: 141.]
CD cannot remember whether correspondent believed the wing that Gallus bankiva opens and scrapes before the female, is ornamented. He fears it is not.
No summary available.