Deceptively simple yet strikingly profound, MUTTS is a comic strip that speaks to fans of all ages. In Patrick McDonnell's animal-centric world, Earl, the dog, and Mooch, the cat, provide both postulations and punch lines, enlightenment and entertainment. They seem innocent, yet speak volumes. "Kids will immediately take to the funny-animals look of the strip," wrote Mark J. Estren in Virginia Parent, "but there's plenty here for...