“Worms seize leaves and other objects, not only to serve as food, but for plugging up the mouths of their burrows; and this is one of their strongest instincts.”
Source: The Formation of Vegetable Mould through the Action of Worms (1881), Chapter 2: Habits of Worms, p. 58. http://darwin-online.org.uk/content/frameset?pageseq=73&itemID=F1357&viewtype=image
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Charles Darwin 161
British naturalist, author of "On the origin of species, by… 1809–1882Related quotes

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