Then there is the fungus, Beauveria bassiana. This fungus is neither the tree’s nor the beetle’s friend; as a pathogenic ...

Learn more about the chemical arms race between a fungus, a tree, and a beetle.

Spruce bark beetles hijack their host tree’s chemical defenses, transforming them into potent weapons against fungal threats.

Spruce bark is rich in phenolic compounds that protect trees from pathogenic fungi. A research team at the Max Planck ...

Bark beetles convert spruce tree defenses into more potent antimicrobials to protect themselves, but a fungus can neutralize ...

Spruce bark beetles use the plant defense compounds in spruce bark as a protective mechanism. After feeding, they metabolize ...

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, ...

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 study area is centered on the Susitna Lowlands in SC Alaska, a mosaic of mixed forest and wetlands, appearing in green and brown in the 2013–2015 Landsat −8 composite (a), respectively. Credit: ...

The bark beetles are here. Actually, the bark beetles that kill mountain trees are always around, San Juan National Forest representatives told a small group of Vallecito residents Tuesday evening.

A new machine-learning system developed at the University of Alaska Fairbanks can automatically produce detailed maps from satellite data to show locations of likely beetle-killed spruce trees in ...

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 ...