No summary available.
No summary available.
Is glad FM approves of a translation of Für Darwin.
Hopes FM will think well of Pangenesis.
Sexual differences in insect auditory and stridulating organs.
Read FM’s paper on Balanus with great interest ["On Balanus armatus", Ann. & Mag. Nat. Hist. 4th ser. 1 (1868): 393–412].
Thinks SJOH is right not to return to Down. Asks him to forward certain documents. Hopes final arrangements will soon be made for a resident clergyman in Down.
Plumage of canaries; changes in plumage with successive moults.
As JS’s powers of observation seem to exist in all lines, CD begs further information from him and [H. N. B.] Erskine about the natives’ expressions of indignation, affirmation, and negation. The movements of the eyebrows and forehead of a girl in violent grief are of particular interest.
Do sub-breeds of pigeons exist in India as in Europe, but not in England? If so, what is the colour of the plumage in males and females at different stages of development?