A suspected case of the deadly H5 bird flu strain has been uncovered in Queensland after cases were discovered in NSW and Western Australia in recent weeks. A petrel has been returned a suspected positive test for bird flu after being found on a Queensland island. "Bird flu has now reached Queensland's coastline, and that should concern every Australian who cares about our wildlife. Picture: NewsWire / Andrew HenshawThe skua and another bird – a giant petrel – eventually tested positive for the H5 bird flu strain, which is highly contagiousand extremely deadly. H5 bird flu has devastated bird populations around the world.