The Tenacious Terrier Caper is the eighth book in the Jennifer Gray Veterinarian Mystery Series. The other seven books, The Unlucky Collie Caper, The Dog Named Elvis Caper, The Deadly Dog-Bone Caper, The Black Cat Caper, The Telltale Turkey Caper, The Precocious Parrot Caper, The Mischievous Monkey Caper, and The Potbellied Pig Caper are also available.