Search:
1 Item
Page: 1
To J. J. Weir 7 May [1868]
Summary
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.
Author: | Charles Robert Darwin |
Addressee: | John Jenner Weir |
Date: | 7 May [1868] |
Classmark: | American Philosophical Society (Mss.B.D25.) |
Letter no: | DCP-LETT-6165 |