Things to Do and See Wildlife Moose in Grand Teton and Yellowstone National Parks “Moose-WY-autumn-spar-antlers_Vanuga_680” "Sparring Wyoming moose in autumn. Photo by Jeff Vanuga | Jeff Vanuga" Share this Facebook Icon Twitter Icon Email Icon Join Yellowstone National Park Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Join Yellowstone National Park Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Photo: Jeff Vanuga