There only 6 families of cockroaches found worldwide, consisting of 4000 species. Australia has representatives of 5 of these families but with only 428 species present. Half of a  the cockroaches in Australia can be found in the Blattidae family which includes both the native and introduced  species. Go to our links section to … Continue reading Pest Control for Cockroach Problems in Newcastle, Port Stephens, Maitland, the Hunter Valley, Lake Macquarie & the Central Coast