Someone sent me this _http://www.pnas.org/cgi/content/abstract/102/21/7470_ (http://www.pnas.org/cgi/content/abstract/102/21/7470) Any comments /discussions about this and it's relationship to possibly being the beginning of CCD Walter Ontario ****************************************************** * Full guidelines for BEE-L posting are at: * * http://www.honeybeeworld.com/bee-l/guidelines.htm * ******************************************************