A fourth case of avian influenza has been confirmed in a migratory bird but there are still no signs of spread to local poultry or wildlife.
Three seabirds with deadly H5N1 were detected earlier this week, two in Western Australia and one in SA.
A fourth case of avian influenza has been confirmed in a migratory bird but there are still no signs of spread to local poultry or wildlife.
Three seabirds with deadly H5N1 were detected earlier this week, two in Western Australia and one in SA.