Researchers from the University of Hawaii, the University of Sheffield in South Yorkshire, the British Marine Biological Association, and the British Food and Environmental Research Agency studied the pest in Hawaii.
Their research, reported Friday in the journal Science, showed how the varroa mite caused the virus, a known pathogen, to increase its frequency among honeybee colonies to 100 percent from 10 percent."
Virus poses added threat to isle honey bees
By Leila Fujimori