1. Puppy (Less than 1 year old)
2. 1
3. Have behavior problems (e.g. too aggressive, overly protective etc.)
4. Obedience,Toilet training,Learn not to bark,Learn not to be aggressive,Learn not to bite,Learn specific action
5. Any time
Description: 1. 跟進主人慢慢行
2. 不要太護食
3. 邊境牧羊犬