Asian Longhorned Beetle
Asian Longhorned Beetle
This large black and white beetle from Asia has super-long antennae and sometimes blue feet! It digs tunnels through the wood of many species of trees and has no natural predators in North America!
Leaves from a sugar maple. All maples are eaten by the Asian longhorned beetle but Norway, red, silver, sugar, sycamore maple, and boxelder are tasty to the beetle!
The American elm tree—another delicious snack for the beetles!
Leaves from a European white birch. Gray and river birches are also eaten by these beetles.
Here is a photo of a white willow, but this beetle also eats weeping, pussy, and black willows.
The horse chestnut tree is a tasty snack for Asian longhorned beetles.
Cross-section of a tree trunk showing the damage caused by a burrowing larva.
This tree trunk has tunnels in it from beetles feeding on the wood.
Tree trunk with damage from feeding larvae.
A perfectly round hole created by an adult Asian longhorned beetle chewing its way out of a tree.
The female adult beetle chews a small hole into the bark where she will lay her eggs.
A tree trunk showing several exit holes and egg sites.
Sawdust-like material that the beetle pushes out of the tree as it burrows.
