Lynn Estes Friess, crafts another delightful story about Carl and one of his best friends. Willie Mouse. Noted artist, John Potter, brings the tale to life with bright, colorful illustrations. The stories about Carl and his friends are set inside the National Museum of Wildlife Art. Distinguished by its mission and its stunning location on a butte overlooking the National Elk Refuge north of Jackson Hole, Wyoming and amid real wildlife habitat, the National Museum of Wildlife Art is unique among American art museums.Carl and the Mysterious Nibbler is a proud winner of a silver "Moms Choice Award."