From:
Abraham Dee Bartlett
To:
Charles Robert Darwin
Date:
9 Dec 1867
Source of text:
DAR 84.1: 38–9
Summary:
On the summer, or breeding, plumage of birds.
Contributor:
Darwin Correspondence Project
Showing 1–3 of 3 items
On the summer, or breeding, plumage of birds.
Introduction of humble-bees into Australia.
The horns and spines of homopterous insects do not vary between sexes. Sexual differences in Blattidae.