Goldspotted Oak Borer, or Agrilus auroguttatus, is a flat-headed beetle native to southeastern Arizona,

Goldspotted Oak Borer, or Agrilus auroguttatus, is a flat-headed beetle native to southeastern Arizona, first discovered in San Diego County in 2004 and linked to increased oak mortality rates in 2008. ( photo from University of California Agriculture and Natural Resource website)

Read the full article by preserve manager Juan Troncoso here: https://thecoastnews.com/beetles-are-killing-our-oak-trees-what-can-be-done/