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To Alfred Russel Wallace 23 February 1867
Summary
Asks why caterpillars are sometimes beautifully coloured. It poses a problem for view that sexual selection is the explanation of colours of male butterflies.
More on mimetic butterflies.
| Author: | Charles Robert Darwin |
| Addressee: | Alfred Russel Wallace |
| Date: | 23 Feb 1867 |
| Classmark: | Marchant ed. 1916, 1: 178 |
| Letter no: | DCP-LETT-5415 |
From A. R. Wallace 24 February [1867]
Summary
Protective role of colours in caterpillars and butterflies. Sexual differences in colours of butterflies.
| Author: | Alfred Russel Wallace |
| Addressee: | Charles Robert Darwin |
| Date: | 24 Feb [1867] |
| Classmark: | DAR 82: A19–21 |
| Letter no: | DCP-LETT-5416 |
To A. R. Wallace 26 February [1867]
Summary
ARW’s explanation of protective value of conspicuous coloration is ingenious.
CD still holds to sexual selection with respect to beauty in male butterflies.
Sexual selection and the races of man.
Expression of emotions is another subject he plans to include in his essay [Descent].
Asks ARW to suggest an observer in Malay Archipelago to whom he might send queries [on expression].
| Author: | Charles Robert Darwin |
| Addressee: | Alfred Russel Wallace |
| Date: | 26 Feb [1867] |
| Classmark: | The British Library (Add 46434, f. 76) |
| Letter no: | DCP-LETT-5420 |
Author
| Darwin, C. R. | (2) |
| Wallace, A. R. | (1) |
Addressee
| Wallace, A. R. | (2) |
| Darwin, C. R. | (1) |
Correspondent
| Darwin, C. R. | (3) |
| Wallace, A. R. |
