Peter wrote: "The extra lifespan of A.m.m. gives a longer foraging life." Can you select for longevity by allowing queens to live their naturally alloted span rather than replacing them every x years? Chris. *********************************************** 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