Jack Russell Terrier puppies are full of energy and have bold personalities. These absolutely adorable puppies require a double portion of attention! Curious and darling Jack Russell puppies romp throughout this playfully photographed mini wall calendar. Includes a free download of the DogDays™ app for the smartphone and tablet, which grants access to the world’s most captivating dog photos and backgrounds, fun puzzles, and a calendar featuring your favorite furry friends.