A possible bird flu infection in a fox triggered anxiety 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 takes hold.

An expert explained that backyard bird feeding could become a bird flu superspreader. The suspected infection in a fox raised alarm about long-distance spread. Scientists cautioned that devastation may threaten the remaining 12,000 sea lions in Australia as bird flu takes hold across animal types.