Mammalian slaughter

 A January 2012 study, published in the journal Proceedings of the National Academy of Sciences, estimated that Florida’s raccoon population had fallen 99.3 percent, opossum by 98.9 percent, and bobcat by 87.5 percent between 2003 and 2011.

http://www.takepart.com/article/2013/10/10/overwhelmed-python-infestation-florida-turns-cagey-solution?cmpid=tp-ptnr-scribol

I think we need more crocodiles to combat them