Adult, American Red Fox, Animal, Canid, Canidae, Carnivoran, Communicating, Day, Fox, Full Length, Horizontal, Least Concern, Looking, Looking at Camera, Male, Mammal, Minden Submission 033, National Park, Nobody, North America, One Animal, Outdoors, Red Fox, Scent-Marking, Side View, Snow, Territorial, U.S. National Park, USA, United States, United States of America, Vulpes sp, Vulpes vulpes, Vulpes vulpes macroura, Wildlife, Winter, Wyoming, Yellowstone National Park