Florida Department of Agriculture and Consumer Services
Suddenly, the bees are simply vanishing

The dead bees under Dennis vanEngelsdorp's microscope were like none he had ever seen. He had expected to see mites or amoebas, perennial pests of bees. Instead, he found internal organs swollen with debris and strangely blackened. The bees' intestinal tracts were scarred, and their rectums were abnormally full of what appeared to be partly digested pollen. Dark marks on the sting glands were telltale signs of infection. "The more you looked, the more you found," said VanEngelsdorp, the acting apiarist for the state of Pennsylvania. "Each thing was a surprise." VanEngelsdorp's examination of the bees in November was one of the first scientific glimpses...