Huge areas of Australia are vulnerable to treekilling beetle, study warns
Feb 05, 2026
A new Curtin University study warns that large parts of Australia, including major cities and farming regions, could be highly vulnerable to a fast-spreading invasive beetle, already causing severe damage across the Perth metropolitan area. The study looked at the full life cycle of the polyphagous
shot hole borer (PSHB), a tiny insect which releases a fungus that can starve trees of nutrients, killing them in the process. The study resulted in a model to analyze where new outbreaks are most likely to occur in Australia. ...read more read less