Shit, Australia had that mouse infestation that looked like a horror film, maybe they should forget about that "native species only" concept, because that ship sailed long ago and it brought in rats and human beings (as opposed to abos). It ain't like dingos are actually native either, they're genetically just dogs. The consequences of hating cats while bringing rodents in your luggage: https://www.youtube.com/results?search_query=australia+mouse+plague