Why do girls in Xinjiang have so many pigtails on their heads?

Uyghur women around the general comb braids before marriage, there are up to more than 10 or dozens of braids. After marriage, there are regional differences in hair style: generally, women in the southern border combed four braids after marriage, the forehead of the smaller, the brain behind the larger, combed into the front of the two small and the back of the two large merged together to form two large braids; the northern border is generally only combed into two braids. About the Uyghur girl pigtails origin of the legend is in order to commemorate the swan girl to bring them happiness, according to the swan girl's dress, to the girls a year old comb a pigtail.