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 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Conifer forests across Europe are under siege from a tiny threat ...

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 ...

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 – ...

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, ...

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 ...

If you’ve ever traveled to Death Valley National Park, the bristlecone pine woodlands are a sight to see. The oldest-known tree species in the world grows to 15 to 30 feet, but the contorted trees ...