Bronze Birch Borer vs Two-Spotted Oak Buprestid

Side-by-side species comparison

Attribute Bronze Birch Borer Two-Spotted Oak Buprestid
Scientific Name Agrilus anxius Agrilus biguttatus
Order Coleoptera Coleoptera
Family Buprestidae Buprestidae
Size 7–12 mm 8-13 mm
Habitat Forests Woodlands
Diet Gall Makers Sap Feeders
Regions North America Europe
Conservation Not Evaluated Not Evaluated

Bronze Birch Borer

A native North American jewel beetle that is the most serious pest of birch trees. Larvae create winding galleries beneath the bark.

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Did You Know?

Dieback begins in the crown and progresses downward, a pattern birch owners call 'birch dieback syndrome.'

Two-Spotted Oak Buprestid

A slender, dark bronze-green jewel beetle with two white spots on its elytra. It is implicated in acute oak decline in Europe.

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Did You Know?

Its D-shaped exit holes in oak bark are a telltale diagnostic sign of its presence.