From:
Charles Robert Darwin
To:
Virginius Dabney
Date:
3 Nov 1873
Source of text:
University of Virginia Library, Special Collections (3314 1: 56 MSS 3082-a)
Summary:
Thanks VD for information on caterpillars selecting food plants from within one family,
and on similar behaviour in hogs, which will not eat any plants from a family containing some poisonous members.
Contributor:
Darwin Correspondence Project