The Minnesota Department of Agriculture today said stingless wasps released in the state in 2011 may be helping to combat emerald ash borer, the Chinese insect that has been destroying ash trees at an ...

Research Entomologist Jian Duan cuts away bark from ash trees in search of emerald ash borers, an invasive species that has been killing off the trees. They're looking particularly for those affected ...

One of the three wasp species the state's Division of Forests and Lands uses are tied to a tree during their release so they can emerge in their own time. Earlier this summer, during a scheduled tree ...

DEWITT, Iowa-- The emerald ash borer has wreaked havoc on ash trees in the United States of more than two decades, spreading to more than 30 states. But now another insect could be the key to stopping ...

RANDOLPH – A team of research scientists and entomologists from the SUNY College of Environmental Science and Forestry, the USDA, and the New York State Department of Conservation recently came to ...

GREAT RIVER BLUFFS STATE PARK, Minn. - Three years after state and federal officials first released thousands of tiny stingless wasps on an island in the Mississippi River to combat the destructive ...

Add Yahoo as a preferred source to see more of our stories on Google. Emerald ash borer larva cut these feeding galleries on the trunk of a dead ash tree in Michigan. corfoto via Getty Images The ...

“It is a kind of all-American tree, growing everywhere east of the Rocky Mountains. It is used by most Americans, for sports equipment – baseball bats, tennis racket frames, hockey sticks, bowling ...

How do you find an insect the size of your fingertip in a densely-packed forest? For Jian Duan, the answer is simple: follow the dead ash trees. On a rainy day in eastern Connecticut, Duan, a federal ...