My wife and I are more obsessed with our dog Willis than Thanos was about finding all the Infinity Stones. He is handsome, smart as hell, and a born comedian….a textbook Jack Russell terrier. This slightly mighty canine is a perpetual motion machine stuffed into nine lbs of muscle, attitude, and spunk. Seldom a day has gone by in the Tonkin household since his arrival four years ago that Willis hasn’t inspired a laugh or brought more light into a room. He is my teaching assistant, hiking partner, confident, and best bud. Recently, Mr. Willis (as my wife has taken to calling him) earned a new title: Mentor. A little over a week ago, a two pound ball of fluff showed up at my house (courtesy of my brother-in-law Raife). Looking like a wet rat and smelling of cigarettes, this little terrier/chihuahua mix (a “cherrier”) was wobbly, thin, and in dire need of a home. Raife’s rescues were not a new phenomena in the family; as a landlord, he often comes across “unplanned” critters needing a ...