Typically, beetles burrow in older trees that are already dying or diseased, and kill them. But the bark beetle population is so great, they’re now able to attack and kill healthy trees.

The tree bark is painted with Dong Yong and the Seventh Fairy Maiden at a park in Bo'xing, Shandong province, Oct 12, 2016. [Photo/VCG] A 15-meter-high locust tree which has part of the bark ...

Li Shuying (left) guides fellow disabled women in making tree bark artwork in Arxan, Inner Mongolia autonomous region, in March. CHINA DAILY Drawing her inspiration from nature, 60-year-old Li ...

When we spend time outdoors in deep cold, we often get red noses and chapped cheeks. In a young tree, sudden, deep cold can cause more severe damage: cracks in the bark. Such cracks, called frost c… ...

A reptile found in Madagascar is impossible to tell apart from tree bark by day. For decades, scientists had mixed it up with a relative. By Sofia Quaglia As night falls on the northern forests of ...

A: When we see something weird growing on tree bark, it is usually algae, lichens, moss or fungi (or a combination of these). These can be gray, white, green or even orange.

A hungry, bark-eating critter had a feast on trees in Idaho forests. The U.S. Forest Service - Nez Perce-Clearwater National Forests shared photos of the bare trees to Facebook on Feb. 20, asking ...