#165 Bees' Die-off

It sounds like something out of a science fiction movie - or nightmare millions of honeybees [1] dying off, their bodies never found. Scientists have [2] the phenomenon 'Colony Collapse Disorder', but they aren't [3] on the reason. Theories abound as to the [4] of the mass die-off, ranging from the unlikely (cellphones affecting bees navigational abilities) to the more [5] though still debated (widespread pesticide use).