2779859 comment Comment Ask a Fremen ! (Score 3, Funny) 110 by mjmjmj on Wednesday October 15, 2008 @06:02AM (#25380313) Attached to: Study Shows Worm Grunters Imitate Moles Thumpers have been known to work as well... (http://en.wikipedia.org/wiki/Thumper_(Dune)#T)