Our dog, Hershey, is in his “formative” years – he’s almost two. Our little fledgling has learned much. He is potty trained, likes car rides and walks in the park, warmly greets other dogs (and to their dismay cats) with the international canine custom of bottom sniffing. He has “sit,” “stay,” “shake,” and “down” memorized and if you have a treat or he’s not distracted by absolutely anything else, he’d be happy to show you. He only chases the kitties 62.8 percent of the time and he’s been caught licking Tike, although Tike would deny it if asked. He almost sleeps through the night without taking a potty break and…