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Invasive Species Council of California University of California Agriculture and Natural Resources Center for Invasive Species Research Heuristic Guru Entomology Today Magazine
What is Troubling the Trees in Southern California?
This poem provides a clue: 
   Shot hole borer, what a name!

   Swirly tunnels its deadly game.

   Carrying wood fungus,
   
   Attacking trees among us.
   
   An invasive species in the Hall of Shame.

Two Shot Hole Borer beetles have decimated hundreds of thousands of trees in California. Learn more about the invasive subspecies, the signs of infestation and what you can do to help.