A swarm of destructive wasp-like insects is spreading fast, and it could mean bad news for pine trees, holiday traditions, and your backyard.

An aggressive hatch of Douglas-fir tussock moth caterpillars is threatening trees, both in national forests and in Santa Fe.

"They're going to sprout up." Residents report concerning increase in infestations as dangerous insects spread across US: ...

Cicada season may be over, but another pest emerges right after. Here's how to prevent possible bites and rashes from oak ...

After several years of repeated infestations, the damage becomes too much, and the tree dies. GSOB has already killed tens of thousands of mature oaks across the region. But we can do something about ...