Title: Wolf Stalker (Mysteries in Our National Park)
Subjects: Detective and mystery stories, Wildlife conservation, Fiction, Wildlife reintroduction, Wolves, National parks and reserves, Mystery and detective stories, Reading Level-Grade 5, Reading Level-Grade 4, Reading Level-Grade 7, Reading Level-Grade 6, Reading Level-Grade 8, Children's fiction, Wolves, fiction, Wildlife conservation, fiction, National parks and reserves, fiction
Places: Yellowstone National Park