they represent the head of the naga, a mythical serpent in Hinduism . Between the Cho fa and the hang hong are toothlike ridges running down the sloping edges of the gable . They are called the bai raka which represents either the feathers on the wings of the garuda or the bodies of the naga . Thus, the whole design on the gable edge symbolically represent he garuda seizing the nagas by their tails