Hi Bill & All, My, albeit, best anecdotal observation is that the best survivors in my apiaries fly the least in the winter, wait until more favorable weather in very early spring to fly, and are the most conservative. They are fed no white sugar or HFCS. . .. Keith Malone, Chugiak, Alaska USA, http://www.cer.org/, c(((([ , Apiarian, http://takeoff.to/alaskahoney/, http://groups.yahoo.com/group/akbeekeepers/ , http://groups.yahoo.com/group/Norlandbeekeepers/ , http://groups.yahoo.com/group/ApiarianBreedersGuild/ -- Visit www.honeybeeworld.com/bee-l for rules, FAQ and other info ---