Looks like the academics are still trying to figure this out!
http://theconversation.com/long-live-the-queen-bee-but-if-she-doesnt-the-colony-will-prevail-16619

PeterD
in south west Western Australia, where spring is slowly cranking into gear

             ***********************************************
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