Courier Mail | Butterfly effect taking over our skies Courier Mail The event which happens every six to 10 years has seen millions of Caper White Butterflies migrate from west of the Great Dividing Range to breed. Brisbane Butterfly Farmer Ross Kendall said the increased number of butterflies across Brisbane could be ... Queenslanders wowed by 'butterfly blizzard' in the south-east Millions of butterflies flutter through south-east Queensland skies Hot weather brings butterfly invasion |