Lab Notes: The tiny beetle ravaging Perth's trees
Lab Notes: The tiny beetle ravaging Perth's trees  
Podcast: The Science Show
Published On: Tue Jun 17 2025
Description: It's the size of a sesame seed, but it could cause unfathomable destruction to Australia's forests and urban canopy.A beetle called the polyphagous shot-hole borer (Euwallacea fornicatus) is silently spreading through Perth and its surrounds, forcing councils to chop and chip hundreds of trees — even century-old Moreton Bay figs.So how does the tiny pest cause such massive problems?