RECORD: Darwin, C. R. n.d. [Worm notes – Draft of book chapter]. CUL-DAR65.124. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 8.2021. 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.


124

In order to find out something about the intelligence of such lowly organised creaturesas worms – whether all their actions were guided by a blind impulsive instinct, it appeared to me admirable to observe the manner in which they draw varying shaped leaves & other objects into the mouth of their burrows – The recent new leaves are pushed in only the outside. It is obvious that they planted each of the leaf wd be easiest to drag in, more especially often the mouth was already well packed, & when the passage wd be only as wide as attenuated body of the dragging worm – This gives evidence of apex – But how would they [illeg] with leaves

124v

of which the 2 about equally pointed -Laburnum

The same rule, with petioles of Clematis as parted end obviously easiest drawn in. Petioles ash + Robinia - Leaves of Pinus – Stones – Objects of drawing in.


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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 26 July, 2023