From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
[before 30 May 1868]
Source of text:
DAR 181: 73
Summary:
Reversion of tamed animals to wild behaviour.
Contributor:
Darwin Correspondence Project
Showing 1–3 of 3 items
Reversion of tamed animals to wild behaviour.
Proportion of sexes in ruffs [see Descent 1: 306].
Colour display in linnets, songbirds. Courtship display of Australian pigeon at zoo.
Answers CD’s question on whether any female birds regularly sing.