Add Yahoo as a preferred source to see more of our stories on Google. Trees produce antibodies against harmful fungi. But bark beetles absorb these antibodies and use them to their own advantage. And ...

Bark beetles can destroy spruce forests by converting the trees' defences into even more toxic substances, scientists ...

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, a recent study from the University of Eastern Finland shows. Led by Dr Samuli Junttila, ...

“Insect herbivores have long been known to accumulate plant defense metabolites from their diet as defenses against their own ...

A new machine-learning system can automatically produce detailed maps from satellite data to show locations of likely beetle-killed spruce trees in Alaska, even in forests of low and moderate ...

The Town of Vail will begin the removal of approximately 26 spruce trees in the vicinity of the Grand Hyatt in Cascade Village starting on Monday, Oct. 7. The dead and dying trees have been identified ...

Homeowners, landowners, and estate managers across Surrey are being urged to act quickly, as the deadline to apply for the ...

In the Thuringian Forest or the Harz Mountains, dead spruce trees (Picea abies) dot the landscape like skeletons. Many have already fallen or been cut down. These dead trees serve as memorials to the ...

CHEYENNE – Crews from the city of Cheyenne Urban Forestry Division will begin spraying spruce trees the week of April 7 to prevent ips beetle infestation at several city parks and city-owned ...

Bark beetles are important for New Mexico’s forest ecosystems. They usually attack stressed trees, which are then replaced by younger, stronger trees. Defoliators are insects that eat tree needles or ...