The Gray Wolf. Adorn your classroom walls with one or all of these 18×24 laminated posters. Choose from the North America Owl Series or Wolves of the World and inspire your students to learn about wild apex predators. Learn about this iconic top predator, their range, and remarkable characteristics. All proceeds from the sale of these items fund the wilderness publications of Canines, Carnivores, & Conservation and the Passport to Wildlife biology immersion experiences.