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DCP-LETT-5967

From:
Charles Robert Darwin
To:
Henry Tibbats Stainton
Date:
2 Mar [1868]
Source of text:
Natural History Museum, Library and Archives (General Manuscripts MSS DAR 23)
Summary:

Thanks HTS for his valuable information. Hopes to arrive at probable answer to question of proportion of males to females in the progeny of butterflies bred in domestication.

On courtship of butterflies, CD believes something more than chance is involved in determining which male is successful.

Contributor:
Darwin Correspondence Project

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-5994

From:
Henry Tibbats Stainton
To:
Charles Robert Darwin
Date:
7 Mar 1868
Source of text:
DAR 86: A19–20
Summary:

Protective coloration in butterflies.

[Alexander] Wallace’s suggestion that collecting larger larvae of females accounts for error in counting proportion of sexes.

Contributor:
Darwin Correspondence Project
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