A friend found this on a Cub Scout cake competition page. Wish I knew the origin, but they did a great job making it look real in joining the square and round cakes, by rounding down the top of the square cake.
Wolf cake with moon.
Wolf-Themed Party Tips and Birthday Cake Ideas
This page has ideas for a wolf themed birthday party. Includes ideas for decorations and birthday cake. Plus, product suggestions, reviews, and photos.