Pearl walked through the doorway of Aiken Pet Fitness and Rehabilitation on Friday, took a look around, and immediately waddled back out toward the car. It was the fifth trip to physical therapy in six months for the morbidly obese Jack Russell mix, and she appeared to know it. For a dog who doesn’t particularly like to work or walk or leave the house, it’s not always easy to get her motivated, said Hayley Zielinski, co-founder of Dog Networking Agents rescue group. read more