Bark beetles have hard, smooth, stout bodies and range from 1.3 to 2.9 mm in length, depending on gender and species. The majority of bark beetles are female; males are smaller and flightless. Adult ...

The study "What can an analysis of Australian tropical rainforest bark beetles suggest about the missing millions of Earth's insect species?" has been published in Insect Conservation and Diversity.

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 ...