What's numerous, wily, elusive, scruffy, and a big nuisance in Texas?
Politicians, you say? Well yes, but it seems that feral pigs go them one better. The Smithsonian Magazine always has a lot of interesting material, and I found this article fascinating: http://www.smithsonianmag.com/science-nature/A-Plague-of-Pigs-in-Texas.html.
In some cultures, pigs are a symbol of good luck for the new year.