In 2001, red imported fire ants began appearing Australia. With America's experience as a warning, Australia spent enormous sums each year, making a national effort to prevent the ant infestation from spreading.
2001 年入侵紅火蟻進一步跨海入侵澳洲，澳洲基於美國前車之鑒，每年砸下鉅資，傾國家之力防治，才控制住「蟻禍」蔓延。