Their findings suggest that this could be a key factor in explaining the prevalence and devastation of colony collapse disorder around the world. (io9.gizmodo.com)
This is risky, they say, as these operators have suffered devastating losses from disease and colony collapse disorder in recent years. (bbc.co.uk)
As colony collapse disorder cases have declined, researchers have turned to try and understand the more common causes of ill health in bees. (scientificamerican.com)