From:
George Robert Gray
To:
Charles Robert Darwin
Date:
2 Apr 1868
Source of text:
DAR 84.1: 90–1
Summary:
On the changes in plumage of scarlet ibis at the zoo in breeding season.
Contributor:
Darwin Correspondence Project
On the changes in plumage of scarlet ibis at the zoo in breeding season.
Difference between sexes of Ibis rubra; change in plumage.
Asks for a testimonial.