In a message dated 96-07-29 12:38:55 EDT, you write: << Several other in my bee club had identical problems. Does anyone out there know what causes this? Kris Bruland Member of Mt. Baker Beekeepers Association Bellingham, WA U.S.A. >> It is not unusual to experence as high as 60 percent loss of Virgins on their mating flights if all is not well with the weather and drone source etc. Dean M. Breaux Hybri-Bees