Hi Peter, We describe in the recent paper how honeybees can and do use 2-heptanone in defense. We have watched them attack pests and have measured the 2-heptanone they administer. We also have other data, not yet reported but which will be the subject of further publications. All the best, Max Dr Max Watkins Director Vita (Europe) Limited Vita House London Street Basingstoke Hampshire RG21 7PG UK Tel.: +44 (0)1256 473 177 Fax: +44 (0)1256 473 179 Mobile: +44 (0) 7767 815 370 e-mail: [log in to unmask] web: http://www.vita-europe.com Skype: maxwatkins1 Registered office: Vita House, London Street, Basingstoke, Hampshire RG21 7PG, UK Registered under Company Number 3328943 VAT Number: GB688 9774 37 *********************************************** The BEE-L mailing list is powered by L-Soft's renowned LISTSERV(R) list management software. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html Guidelines for posting to BEE-L can be found at: http://honeybeeworld.com/bee-l/guidelines.htm