The wood-boring beetle first turned up in North America in 2017, when it was found in California. There it killed several native oak trees. It has since been found in Oregon, including Multnomah ...

Emerald ash borer, an invasive beetle, recently was found for the first time in Oregon, but telling it apart from its native cousins takes a keen eye.

The Mediterranean oak borer, a miniscule beetle no bigger than a sesame seed, has been discovered in trees around the Portland area. The invasive pest native to Europe, the Middle East and North ...

Invasive borer beetle threatens Oregon ... boring dust is kicked out by the beetle and found on the exterior trunk of the tree; MOB galleries look like tiny black holes from the exterior of the wood; ...

A highly invasive wood-boring beetle was intercepted last month by U.S. border agents before it could damage forests and ecosystems, Customs and Border Protection announced Monday.

The invasive emerald ash borer, according to the U.S. Department of Agriculture, was first found in the United States in southeast Michigan in 2002. In the decades since, the wood-boring beetle ...

This photo shows the side view of an adult emerald ash borer. The invasive beetle is native to Asia and has killed more than 100 million ash trees in the U.S. since its arrival in 2002.

The invasive emerald ash borer, according to the U.S. Department of Agriculture, was first found in the United States in southeast Michigan in 2002. In the decades since, the wood-boring beetle ...

April 7 (UPI) --A highly invasive wood-boring beetle was intercepted last month by U.S. border agents before it could destroy forests and ecosystems, Customs and Border Protection announced Monday.The ...