PigsBy: Gail Gibbons Wallow in fascinating facts about the smartest of all farm animals the pig. From ancient wild boars to modern breeds, pigs are intriguing and often misunderstood. They may roll in mud when it's very hot out, but prefer to be clean and tidy. And most pigs don't "eat like pigs." With clear, simple text and bright, well labeled watercolors, Gail Gibbons explores the truth about pigs. Digging up truffles, competing in county fairs,