Now there may be hope to fight the pesticide resistant strain.
A British beekeeper said on Wednesday he may have discovered a strain of honey bee immune to a parasite that has been gradually wiping out populations of the vital insect worldwide.Read the rest here.
Scientists have been trying to find a way to fight the pesticide-resistant Varroa mite.
But now a retired heating engineer who has spent 18 years searching for a mite-resistant breed may have made a breakthrough.
Ron Hoskins, 79, from Swindon in southern England, says he has managed to isolate and breed a strain of bees which "groom" one another, removing the mites.