Amid other environmental scourges, such as cold weather and viruses, Vermont beekeepers are seeing an influx of zombie bees. A fly called Apocephalus borealis attaches itself to the bee and injects its eggs, which grow inside the bee, causing neurological damage and erratic, jerky movement and night activity, "like a zombie."Vermont beekeepers face mite infestations, extreme temperature swings and the possibility of colony collapse. Last fall, a new threat Relevant Products/Services emerged: zombie bees. Beekeeper Anthony Cantrell of Burlington discovered zombie bees in his hive in October, the first time they'd been found in the eastern United States.