From:
Charles Robert Darwin
To:
George Howard Darwin
Date:
[24 Mar 1868]
Source of text:
DAR 210.1: 5
Summary:
CD relays the advice of Sir W. R. Grove on the dismal prospects of a law career.
Contributor:
Darwin Correspondence Project
Showing 1–3 of 3 items
CD relays the advice of Sir W. R. Grove on the dismal prospects of a law career.
Returns George Darwin’s criticisms of his notes on sterility and sends further notes in reply. Since there are degrees of sterility between varieties, "is it not probable that natural selection can accumulate these variations?" Varieties that are adapted to new conditions could then survive and form new species without being isolated.
Experiments to test Wallace’s theory that brightly coloured caterpillars are rejected by birds. [See Descent 1: 417.]