Juanse: > That is why I do not think the browning is due to propolis but rather the > cocoon or the heat of the brood or something done by the bees on the wax, > from the inside or outside of the cell, but not from propolis. Surely this is larval defaecation? Best wishes Peter Edwards beekeepers at stratford-upon-avon.freeserve.co.uk www.stratford-upon-avon.freeserve.co.uk/ *********************************************** 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