The bark of Eucalyptus deglupta trees peels off throughout the year, creating a rainbow-like effect as it reveals the fresh, bright green bark below. Rainbow eucalyptus tree in O'ahu, Hawaii.

An area in Nockamixon State Park in Quakertown is closed due to damage caused by the Emerald Ash Borer, a small beetle that infests and kills ash trees. Here, a dead ash tree’s bark has been ...

Marie Mayhew shared photos of a tree near the Waters Edge Country Club in Penhook that had been stripped of its bark. Turns out, it was the victim of a direct lightning strike.

DERBY, Kan. (KSNW) — A Derby resident has shared photos taken from her yard of a phenomenon known as Tree Suds. Misti Hobbs took these two photos Tuesday as rain moved across the area. Erik ...

They are either built in tree cavities or high up in trees, at least 20 feet up, and in a fork. They are formed of bark, small branches, leaves and moss.