Thursday, July 24, 2008

"Killer Bees" - Part 1


Most of us grew up with the sage advice to leave bees alone and they would leave us alone. Although mostly true then, since the arrival of Africanized Honey Bees (AHB or "Killer Bees") to Southern California in 1994 that advice needs an update. First, some history: Africanized bees originated, of course, in Africa. They were brought to the southern part of Brazil in the 1950's for research, where they inadvertently escaped and have slowly migrated and spread through parts of North and South America. For a current map of AHB colonized areas in California, click here. To see where they are in the United States, click here. More aggressive and territorial than European Honey Bees, AHB will attack if they feel their nest is threatened. But contrary to popular opinion, AHB are neither bigger nor more venomous than other bees, nor are they distinctive in appearance - in fact they look remarkably like their European cousins. The best way to recognize an Africanized colony is by their aggressive behavior. And then it may be too late! For this reason, nests in the wild here in Southern California should be assumed to be Africanized if not under the care of a beekeeper. What this means to the average homeowner is that extreme caution should be used. Africanized bees attack in larger numbers than domestic honey bees. Also, disturbed colonies may remain agitated for as long as 24 hours! They swarm frequently and nest in areas where  European bees usually don't - including small holes near the ground like water boxes, old tires or unused flower pots. If you see a swarm, steer clear and it may move on within a few days. However, if you see bees consistently going in and out of a small hole on the outside of your house it is best to call in a professional. Tomorrow's blog will address some preventive measures and more on California's infestation of "Killer Bees" (video worth seeing!)

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