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Nature... This tight shot of a tree trunk, shows evidence of the destruction done by the Emerald Ash Borer. This tree has long since died.
A large, metallic wood boring beetle under the bark of a large dead pine tree in central Florida.
Old house borer, hylotrupes bajulus on pine bark. This beetle can be a pest on old houses.
tree trunk damaged by bark beetles in the forest
Bark of a spruce destroyed by the bark beetle
In the forests of the Front Range Rocky Mountain foothills, pine bark beetle holes and burrow tracks remain carved in the wood after the bark has fallen off a Ponderosa pine tree in Morrison, Colorado.
Bark Beetle Tomicus piniperda. Beetle under pine bark.
Bark beetle damage on dead pine tree. Utah, USA.
Close-up view of tree bark with intricate patterns made by bark beetles. Detailed texture of natural wood surface
Dried tree bark on tree trunk with sunshine.
Natural wooden texture
Emerald ash borer trails in ash tree, created as the introduced and invasive beetle chews through the wood. The insect has killed hundreds of millions of ash trees in North America since its discovery there in 2002. The bark has been removed from this tree, which appears to be a white ash. Photo taken in Connecticut.
The Emerald Ash Borer is an evasive species devastating many forests.  The trail pattern shown in the image is the pattern left by the bugs destruction between the bark and the wood.
brown texture in a tree bark
A beetle left patterns on a dry tree. A pest beetle ate the bark on the log. A natural pattern in nature. A bark beetle ate a tree.
Cross-section of a tree
Closeup of a Aspen tree trunk peeled by Eurasian elk on a spring day in Estonia, Northern Europe
Naturel wooden nature texture background
A close up of a part of the tree bark as it decays on the forest floor.
Emerald ash borer trails on a fallen white ash tree, created as the introduced and invasive beetle chews through the wood under the bark. This insect has killed hundreds of millions of ash trees in North America since its discovery there in 2002. Photo taken in Connecticut.
Signature of the bark beetle
Photo shows a  Pentatomoidea insect on a tree .Nature concept.
Detail of a weathered and endured surface of a wooden plank
European spruce bark beetle
An old tree trunk without bark gnawed through by wood worms with worm traces, background
Traces of the emerald ash borer on the trunk of a dead ash in Michigan - like the death sentence for the tree, written under the bark; the emerald ash borer (Agrilus planipennis or Agrilus marcopoli) is a non-native invasive insect from Asia; the green beetle, accidentally introduced by overseas shipping containers into the USA, spread from Michigan through the Midwest and threatens to kill most of the ash trees in North America; shallow DOF
Antique original mountain wood house built by the Walser population on the Italian Alps - Woodworm house borer holes
A tree eaten by a bark beetle, isolated on a white background
Detail shot of a bark beetle (Scolytidae, Scolytinae) on wooden surface.
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