“Small Pests, Big Problems: The Global Spread of Bark Beetles ... bolstered many trees against the spread of that beetle, the separate spruce beetle and the spruce budworm.

An insect called the western spruce budworm continues to be the most widespread forest pest in Colorado, but a bark beetle with notable infestations in places such as the Grand Mesa is the ...

In its ongoing efforts to eradicate and slow the tide of bark beetle infestation in area forests, San Miguel County has ...

Coloradans wondered if their beloved forests would ever recover from the onslaught of bark-boring pests ... against the spread of that beetle, the separate spruce beetle and the spruce budworm.