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 ...

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 ...

An ecologist investigates pest infestation in forests with mixed and monoculture tree stands. In recent years, foresters have been able to observe it up close: First, prolonged drought weakens the ...

As he waits with his daughter for the school bus, Tom Langmead can hear the pine bark beetles munching on pine trees at High Oaks Park. “You can actually hear them as you're standing at the bus stop – ...

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 ...

Over the past decade or so, massive tree-eating armies of mountain pine beetles have chewed through tens of millions of acres of pine forests throughout the West. The trees killed by the bugs then ...

Bark beetles and their associated ophiostomatoid fungi represent a complex and dynamic symbiosis with profound ecological and economic implications. These insects, notably within the genus Ips, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. FORT COLLINS, Colo. — The latest findings ...