In Tobas 'story "Ibu's Ear," the members of little Ibu's family clan accidentally killed a dog belonging to another clan while they were out hunting. Everyone was supposed to keep the secret, but little Ibu told the other clan, and his family cut off one of his ears.
在拓拔斯的小說「伊布的耳朵」，小伊布的家族在打獵時，誤殺了另一家族的狗，族人們要大家守密，小伊布卻告訴了外人，因此耳朵被割。