which has allowed the white pine beetle to thrive. Unfortunately, this tiny insect had a huge impact, leading whitebark pine cone seeds — the primary food source for grizzly bears — to ...

Under his desk is a white bucket containing a lodgepole pine log. Inside the log a female mountain pine beetle—Carroll calls her his office mate—has laid her eggs. Carroll’s office mate is a ...

They are also battling a pest called the mountain pine beetle and a deadly invasive fungus called white pine blister rust. Today, the whitebark pine is considered threatened under the Endangered ...

The tree is primarily threatened by an introduced fungal pathogen known as white pine blister rust. It is increasingly threatened by climate change, which is leading to increased fires and mountain ...

All across the United States and Canada, tiny pine bark beetles are killing trees. From the northern pine bark beetle in Canada, the mountain pine bark beetle in Colorado, Montana, and Idaho to the ...

Romaine said more focus is needed on ending the decade-old infestation of Southern pine beetles, tiny invasive insects that have killed tens of thousands of trees across Long Island. Experts say ...

These beetles are found only in small sandy pockets of pine rockland habitat in Miami-Dade County, Florida. Pine rocklands are characterized by limestone outcrops, Florida slash pine (as the sole ...