Burmese pythons, which are commonly used in python skin leather, are apparently eating their way through the Everglades ecosystem. Burmese pythons are native to Southeast Asia but found their way into the Everglades as pet owners in Florida released them into the wild (in some cases accidentally). See more in this USA Today article: http://www.usatoday.com/tech/science/environment/story/2012-01-30/pythons-florida-everglades/52893342/1.