Search: Jenyns, Leonard in addressee 
1860-1869::1868 in date 
Sorted by:

Showing 12 of 2 items

From:
Charles Robert Darwin
To:
Leonard Jenyns; Leonard Blomefield
Date:
22 Feb [1868]
Source of text:
Bath Royal Literary and Scientific Institution
Summary:

Asks LJ which British birds are polygamous. His query relates to the possession by the male of secondary sexual characters.

CD is also interested in the numerical proportion of the sexes in birds.

Asks about the use of the horns in male lamellicorn or coprophagous beetles.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Leonard Jenyns; Leonard Blomefield
Date:
29 Feb [1868]
Source of text:
Bath Royal Literary and Scientific Institution
Summary:

Thanks LJ for his useful facts. Will "look to" the reference about the nightingale.

Contributor:
Darwin Correspondence Project