From:
R. F. Albrecht
To:
Charles Robert Darwin
Date:
13 Oct 1871
Source of text:
DAR 159: 34
Summary:
CD has omitted in all his works one of the most interesting causes of variation, domestic or wild – i.e., frightening of a pregnant animal; quotes case of eight-footed horse from a French translation of G. S. W. von Adler.
Contributor:
Darwin Correspondence Project