Breaking: H5 bird flu testing underway for mass mortality of terns on SA island ABC News & Headlines – Australian Broadcasting Corporation ‘Early part of that curve’: Mass mortality feared as bird flu cases surge The Age ‘Here to stay’: Troubling bird flu warning News.com.au Egg farmers brace for impact as latest bird flu strain is detected in Victoria Nine.com.au Bird flu cases grow to 53 as first gull tests positive The Canberra Times