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 ...

Due to the winter storm in December 2025, there are many downed trees in North Idaho that are there for the taking by bark ...

Bark beetles are dark flying insects about the size of a grain of rice that leave tiny holes in the bark and branches of trees. Their very small grubs feed voraciously on the inner bark of trees that ...

Bark beetles evolved to feed on specific types of trees, leaving behind dried-out shells, as seen at Lake Granby in Granby, Colorado on May 31, 2025. (Amanda Pampuro/Courthouse News) UNCOMPAHGRE ...

Spruce bark is rich in phenolic compounds that protect trees from pathogenic fungi. A research team at the Max Planck Institute for Chemical Ecology in Jena has investigated how these plant defenses ...

Adult spruce bark beetles in their galleries in the bark of a Norway spruce tree. The beetle in the middle is infected with the fungus Beauveria bassiana. Spruce bark is rich in phenolic compounds ...

BILLINGS -- These are good days if you're a tree-killing bark beetle. In 2007, the native pests ate deeper into the region's drought-weakened forests, choking the life out millions of trees in one of ...

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 ...

SPOKANE, Wash. — After the city removed nearly 200 pine trees from public parks and golf courses due to bark beetle infestations, Spokane homeowners need to know how to protect the pine trees in their ...