In the fifteen years or so since pot-bellied pigs came to America, they've become popular pets. They're much like dogs, in that they can be housebroken, walked on a leash, and taught tricks.

How often is too often when it comes to your pet's vaccinations? It's a question more and more pet owners are asking these days. Mounting debate about the need to vaccinate animals annually, along with concerns about a possible link between vaccines and rare cancers, may leave many pet owners confused about how often to visit the vet for vaccinations.