Here is more about the author of the article, German professor Tautz: http://www.biozentrum.uni-wuerzburg.de/index.php?id=members0&personid=340 it is his website http://www.beegroup.de/ the site is with frames, so I can't put the url of the article in this email, but you can find something about research, with pictures ( Heater bees active in the brood region of the nest.) on BEEgroup > Die BEEgroup > Research Projects > Sociophysiology best wishes 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