From:
Charles Robert Darwin
To:
George Henry Lewes
Date:
7 Aug [1868]
Source of text:
DAR 185: 42; Argyll Papers, Inveraray Castle (NRAS 1209/985)
Summary:
Thinks GHL’s articles are quite excellent; hopes they will be republished.
Discusses adaptation. Doubts whether similar conditions without selection can produce similar organs independent of blood relationship: "resemblances due to descent and adaptation can commonly be distinguished".
Discusses luminous insects, electrical organs of fish, thorns and spines.
Contributor:
Darwin Correspondence Project