Nineteenth-century settlers were often keen to introduce exotic plants and animals to New Zealand - with mixed results. Australian wallabies and possums, common around Waimate, have become serious pests, and plagues of rabbits cause massive production losses for farmers. Archival audio sourced from Radio New Zealand Sound Archives, http://www.soundarchives.co.nz/. Sound files may not be reused without permission from Radio New Zealand Sound Archives (Reference number sa-d-00709-03-s2-pm D709.3b).