Members of the Electron and Confocal Microscopy Unit (ECMU) Varroa research team at the U.S. Department of Agriculture’s Agricultural Research Service (USDA-ARS). Standing (left to right): Chris Pooley, IT specialist; Gary Bauchan, ECMU director; Joe Mowery, transmission electron microscope specialist; and Connor Gulbronson, Ph.D., Oak Ridge Institute for Science and Education post-doctoral fellow. Sitting (left to right): Ron Ochoa, Ph.D., entomologist and acarologist, USDA-ARS Systematic Entomology Lab, and Samuel Ramsey, Ph.D., then a doctoral student at the University of Maryland. (Photo credit: USDA-ARS, Electron and Confocal Microscopy Unit, Beltsville, Maryland.