Invasive brush-tailed possums are overrunning New Zealand and forcing out native species, leading locals to devise unique strategies for getting rid of them. The possums were introduced to New Zealand in the 19th century and today spread bovine tuberculosis to livestock and wreak havoc on forests, competing with native birds for food.

[Read](http://news.nationalgeographic.com/news/2006/04/0425_060425_possum.html?source=rss) (National Geographic)