Wolverine, Wolverines, Gulo gulo, Mammal, Mammals, fauna, Predator, Predators, Hunter, Hunters, Scavenger, North American wildlife, wildlife, Mustelid, Mustelids, Mustelidae, Weasel Family, omnivorous, omnivore, omnivores, Rocky Mountains, Kitchin, Hurst, Grouse, Ruffed Grouse, Prey, Predator-Prey, Predation, Food, Survival, Vertical, Summer