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DCP-LETT-8396

From:
Charles Robert Darwin
To:
William Erasmus Darwin
Date:
22 [Mar 1868]
Source of text:
Natural History Museum, Library and Archives (General Special Collections MSS DAR A23)
Summary:

Asks WED to observe a suppressed yawn.

Asks whether scratching a tickling point makes tears come to his eyes.

Contributor:
Darwin Correspondence Project

DCP-LETT-5963

From:
Charles Robert Darwin
To:
Edward Hewitt
Date:
[c. 22 Mar 1868]
Source of text:
DAR 96: 41
Summary:

Asks for facts relating to courtship of birds and especially cases of females preferring particular males.

Contributor:
Darwin Correspondence Project
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DCP-LETT-6038

From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
22 Mar [1868]
Source of text:
Private collection
Summary:

Glad to hear about pigeons. Did not know some birds could win affections of females more than others, except among peacocks.

Comments on polygamy in birds.

Discusses sex ratios among birds.

Contributor:
Darwin Correspondence Project
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