The Complete Work of Charles Darwin Online

RECORD: Darwin, C. R. 1869.11.08. The coloured surface of Mandrill & Drill increases in size with age. CUL-DAR85.A43. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 3.2022. RN1

NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volumes CUL-DAR80-86 contain material for Darwin's book Descent of man (1871).

[A43]

Nov. 8 1869. Z. Garden. The coloured surface of Mandrill & Drill increases in size with age but this depends on the protuberance of the cheeks & not on the loss of Hair - With all monkeys which have coloured faces, known to Mr Bartlett & he has seen many the colours are much duller during growth. But he does not think that face is more hairy, probably less so, for most monkeys are born nearly naked. Whether the face is rendered naked in order to display colour; or being naked is used to be coloured (like beak of Birds) we cannot say; but many leads to former view

Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)