From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
16 Mar 1868
Source of text:
DAR 84.1: 57–60
Summary:
Sexual selection of pigeons, ducks;
polygamous birds.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
23 Mar 1868
Source of text:
DAR 84.1: 61–4
Summary:
Relates a variety of facts about sexual selection in birds. [See Descent 2: 104–5.]
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
24 Mar 1868
Source of text:
DAR 84.1: 65–8
Summary:
Experiments to test Wallace’s theory that brightly coloured caterpillars are rejected by birds. [See Descent 1: 417.]
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
[26] Mar 1868
Source of text:
DAR 86: C5–9
Summary:
Proportions of sexes in birds as reported by bird-catchers.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
5 Apr 1868
Source of text:
DAR 181: 74
Summary:
George Rolleston’s son was born with a scar on his knee exactly where GR cut himself with a knife years before his marriage. Gives several other examples of inherited mutilation.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
20 Apr 1868
Source of text:
DAR 181: 76
Summary:
Instinct in birds; nest-building.
Inheritance of acquired characters.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
28 Apr – 4 May 1868
Source of text:
DAR 181: 77
Summary:
Observations on root-climbers. Variegated and arborescent varieties of Hedera.
[CD’s notes are for his reply, 6165.]
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
[14 Apr 1868]
Source of text:
DAR 84.1: 88–9
Summary:
Starlings find new mates readily. Nesting in threes common.
Recognition of song by birds.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
3 June 1868
Source of text:
DAR 181: 78
Summary:
Plumage of canaries; changes in plumage with successive moults.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
[before 18 June 1868]
Source of text:
DAR 84.1: 141–2
Summary:
Coloration of linnets.
Sexual behaviour of black hen bullfinch.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
[1–13] May 1869
Source of text:
DAR 181: 79
Summary:
South Down sheep: variability in colouring and patterning of lambs compared with constancy of adult coat.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
June 1869
Source of text:
DAR 181: 80
Summary:
Loss of juvenile colouring in South Down sheep.
Contributor:
Darwin Correspondence Project