Search:
3 Items
Page: 1
From J. J. Weir [1–13] May 1869
Summary
South Down sheep: variability in colouring and patterning of lambs compared with constancy of adult coat.
| Author: | John Jenner Weir |
| Addressee: | Charles Robert Darwin |
| Date: | [1–13] May 1869 |
| Classmark: | DAR 181: 79 |
| Letter no: | DCP-LETT-6723 |
From J. J. Weir 26 May 1869
Summary
Migratory male nightingales and blackcaps arrive before females [see Descent 1: 259].
Discusses chaffinch "Peggers".
Disagrees with CD’s opinion that canary mules are fertile.
Display of colour of greenfinches in courtship.
| Author: | John Jenner Weir |
| Addressee: | Charles Robert Darwin |
| Date: | 26 May 1869 |
| Classmark: | DAR 86: A52a-c, DAR 84.1: 143 |
| Letter no: | DCP-LETT-6758 |
From J. J. Weir June 1869
Summary
Loss of juvenile colouring in South Down sheep.
| Author: | John Jenner Weir |
| Addressee: | Charles Robert Darwin |
| Date: | June 1869 |
| Classmark: | DAR 181: 80 |
| Letter no: | DCP-LETT-6763 |
