Scientists have recorded bark beetle stress chirps and played them ... on its tiny size and huge capabilities. Its ability to fly, crawl, navigate and withstand extreme temperatures would make ...

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 ...

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