What Happened to Trevor MC Donald

In August 2021, 83-year-old Trevor McDonald vanished while prospecting for gold in remote Western Australia. Despite an extensive search involving police, drones and aircraft, not a single trace of him was found. Three years later, a coroner ruled he had died, but his body has never been recovered. So how does an experienced bushman simply disappear without a trace? See omnystudio.com/listener for privacy information.