From:
Charles Robert Darwin
To:
Henry Tibbats Stainton
Date:
21 Feb [1868]
Source of text:
Natural History Museum, Library and Archives (General Special Collections MSS DAR 21)
Summary:
Discusses factors possibly influencing the sex of caterpillars. Is gathering information on sex ratios in insects and would welcome any cases in which males seem to outnumber females.
Contributor:
Darwin Correspondence Project