Text Online
From:
Giovanni Damiani
To:
Alfred Russel Wallace
Date:
23 January 1872
Source of text:
British Library, The: BL Add. 46435 ff. 236-237
Summary:
No summary available.
Contributor:
Alfred Russel Wallace Correspondence Project
No summary available.
Discusses earthworm activity observed in old ploughed fields.
His rabbits have lost their patches and are grey.
Has FG seen William Crookes [spiritualist]?
Discusses the problems of mimicry as related to natural selection; the general variability of colour as a character; and the conditions necessary for natural selection to fix firmly a character.
Encloses a Fritz Müller letter speculating that organisms respond to certain colours because of the prevalence of those colours in their environment.
Louis Agassiz is going on a voyage to the Falklands, and BJS wonders whether it is worth while telling him of the Gallegos fossil bed so that he can investigate.