UW-Madison insect researcher Patrick Liesch spent more than a decade studying the emerald ash borer — an invasive, ash-tree killing beetle the size of a grain of rice — before he finally saw it in person.
University Communications
UW-Madison insect researcher Patrick Liesch spent more than a decade studying the emerald ash borer — an invasive, ash-tree killing beetle the size of a grain of rice — before he finally saw it in person.