A potential bird flu infection in a fox raised concerns of long-distance spread. Australia has just 12,000 sea lions remaining, and scientists warned that devastation may await Australia's remaining 12,000 sea lions as bird flu spreads.

An expert explained that backyard bird feeding might turn into a bird flu transmission hub. The suspected infection in a fox fueled fears about long-distance transmission. Scientists warned that devastation may impact the remaining 12,000 sea lions in Australia as bird flu takes hold across animal types.