JERRY McBRIDE/Durango Herald

Caroline Murray, left, holds Opie, 3, a Chihuahua mix, as Traci Moriarty, a dog trainer and owner of Wag Between Barks, puts a collar on him during a canine social training class on Monday at the Durango-La Plata Senior Center. “I’m excited to do this,” Moriarty said. “It’s good for the seniors and good for the dogs.”