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Battle of the bugs

In the war the state expects to wage against the tree-killing emerald ash borer, a native wasp has a prominent role on the front lines.

Beth Quimby, Portland Press Herald.  July 28, 2011

FREEPORT - A non-stinging wasp that likes to build its nests in baseball diamond dirt is helping Maine entomologists detect an insect that has decimated millions of ash trees in the Midwest.  The Cerceris fumipennis wasp is the best weapon that researchers have for determining whether the emerald ash borer has made its way to Maine.  Read more...