While bark beetles have been slowly infesting trees in Aspen, winter won’t offer any respite. Aspen is currently home to the Douglas-fir beetle, the spruce beetle, the mountain pine beetle, Ips ...

CLAUSTHAL-ZELLERFELD, Germany (AP) — Nestled in the spruce trees in the Harz mountains of northern Germany is a bark-eating pest not much bigger than a sesame seed. Known as “book printers” for the ...

Bark beetles have hard, smooth, stout bodies and range from 1.3 to 2.9 mm in length, depending on gender and species. The majority of bark beetles are female; males are smaller and flightless. Adult ...

They ‘go crazy’ in even-aged ponderosa pine forests, which is the makeup of that area The U.S. Forest Service is concerned that a bark beetle outbreak happening now in Narraguinnep Canyon might make ...

11:07 a.m. June 29, 2022: A previous version of this story misspelled Constance Millar’s first name. Forest pathologist Martin MacKenzie strode forward on a narrow path through California’s mythic ...

Here in New England, the pine bark beetle also seems to be causing more tree deaths than previously, and ecologists have ...