Interesting animal from the past. The comb was 13 inches long and 8 inches tall at its highest point, in the Cretaceous Period, here:
http://www.nbcnews.com/science/odd-bird-indeed-dinosaur-borrowed-parts-duck-rooster-2D11733645
http://www.nbcnews.com/science/odd-bird-indeed-dinosaur-borrowed-parts-duck-rooster-2D11733645