here is a link to the article about heater bees: http://www.telegraph.co.uk/earth/wildlife/7435950/Honey-bees-secret-world-of-heat-revealed.html Predrag *********************************************** 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 Access BEE-L directly at: http://community.lsoft.com/scripts/wa-LSOFTDONATIONS.exe?A0=BEE-L