http://www.helium.com/knowledge/3436-crazy-for-catnip-why-cats-go-nuts-over-the-stuff.xml Helium.com > Cat Psychology > Crazy for catnip: Why cats go nuts over the stuff en-us Copyright Helium.com Mon, 05 May 2008 19:39:55 GMT Mon, 05 May 2008 19:39:55 GMT