From:
Charles Robert Darwin
To:
Frederick Howlett
Date:
21 Sept [1878]
Source of text:
William Patrick Watson (dealer) (catalogue 22, January 2018, item 20)
Summary:
Cannot explain the peculiarities of the blood corpuscles of the Camelidae; maybe similarity between camels and ostriches arises from adaptation rather than common ancestry.
Contributor:
Darwin Correspondence Project