1. The story sets are based on the following fairy tales: Goldilocks and the Three Bears, Little Red Ridinghood, Three Billy Goats Gruff, and the Three Little Pigs.
故事套装是以金发姑娘和三只熊，小红帽，三只比利山羊和三只小猪等童话故事为基础的。
2. The Billy goats begin be collected semen or mated in 8 - 12 months, the service life of use 7 years.
公山羊在8-12月龄开始采精或配种，使用年限为7年。