Greater efforts are required to understand and control potential human pathogens in wildlife, and to use "animal sentinels" to signal communicable disease threats

Cases of campylobacteriosis rose steadily and alarmingly in New Zealand between 1980 and 2006. The problem was, in fact, more serious there than in many other parts of the world. But Campylobacter is now well under control. Over the past year or so, case numbers have halved.