A new study from Stockholm University reveals that spruce bark beetles, already infamous for killing millions of trees in Sweden, are also changing the forest microclimate. Using a combination of ...

Mountain pine beetle-killed trees at Lookout Pass in 2002. Provided by Idaho Dept of Lands. Bark beetles are only about the size of a grain of rice. But for such tiny critters, they can take a big ...

The southern pine beetle (SPB) (Dendroctonus frontalis) and black turpentine beetle (BTB) (Dendroctonus terebrans) are serious pests of pines in Florida’s natural, cultivated, and landscape areas.

Fungi may help some tree-killer beetles turn a tree’s natural defense system against itself. This fungi-made perfume might explain why bark beetles tend to swarm the same tree. As climate change makes ...

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 ...

The European spruce bark beetle has killed several hundred million spruce trees in Sweden and Central Europe in the last five years. A warmer climate will ultimately result in more damage also in ...

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