RECORD: Darwin, C. R. [1870-1871]. Draft of Descent, Chapt I, folio 32. CUL-DAR157.25. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 5.2023. 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 volume CUL-DAR157 consists of Darwin book draft leaves that were preserved by the family.

The text of the draft corresponds to Descent 1: 55-6.


[25]

(32

Chapt. I

to brew, bake or write. Moreover no philologist any longer believe now supposes that any languages have been were never deliberately invented invented; each has been slowly & unconsciously unconsciously modified formed or developed like the races of our domestic animals by infinitely many steps steps. The process may be compared with the formation or development of the races of our domestic animals.

The The sounds uttered uttered by birds offer in several respects the nearest analogy to the language is afforded by the songs of sounds produced by birds; for these all have a strong instinctive tendency to bring the individuals for all the members of the same species utter the same instinctive crys cries, expressive expressive of their emotions, & all have that have the power of singing have use instinctively tendency to exert this power; but the actual kind of song is well known to be largely determined by what they the individuals hear & thus learn from other surrounding birds. The slight differences in the song of the same species kind of bird in different countries, "may be appositely compared" as Barrington remarks provincial dialects "with provincial dialects"; *(25) & the song of distinct


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

File last updated 22 July, 2023