Australia confirms the H5N1 avian influenza virus after authorities detect it in a sick brown skua found on a remote beach near Esperance in Western Australia. The bird is reported to have been found on the shoreline roughly 700 kilometres southeast of Perth. Reporting across outlets says the case involves the H5N1 variant, raising broader concern about avian flu risks as additional sick or dead birds are monitored.

The articles describe the finding as an important indicator for disease surveillance because it ties a specific virus variant to an affected wild bird in a remote location. While the reports focus on the confirmed detection in that single bird, they also frame it within a growing attention to avian influenza in the environment and the need for ongoing observation of wildlife.

No additional locations, numbers of birds, or government response details are included in the provided summaries.