Bark beetles can destroy spruce forests by converting the trees' defences into even more toxic substances, scientists ...

Spruce bark beetles hijack their host tree’s chemical defenses, transforming them into potent weapons against fungal threats.

Spruce bark beetles don’t just tolerate their host tree’s chemical defenses—they actively reshape them into stronger ...

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, a recent study shows. Bark beetle-infested spruce trees begin to dry out already before ...

Spruce bark beetles killed broad swaths of forests on the Kenai Peninsula 20 years ago. Now the voracious little bugs are back — and this time they're decimating trees in Anchorage and the Valley. The ...

Dead spruce trees are cropping up around Prince Edward Island this year, and service companies are seeing an increase in calls to remove them. Some of the trees are being eaten and killed by the ...

Training one’s eye to identify trees is a fun way to connect with the world around us and can be useful for making home landscape selections. Trees are often identified using leaf shape and color, ...

Loading external pages may require significantly more data usage than loading CBC Lite story pages. Dead spruce trees are cropping up around Prince Edward Island this year, and service companies are ...