Tuesday, March 06, 2007

How the Wood Moves

"At first glance, an obvious difference between animals and plants is movement: Elephants move, trees don't. This is in part why Tolkien's ents (1), Wyndham's triffids ( 2), and the march of Birnam Wood in Shakespeare's Macbeth ( 3) elicit such a strong response. But in fact plants do move, although only...."


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