Disadvantages of the Border Collie:

1. A lot of exercise. Border Collies love to exercise. If they don't get enough exercise, they will vent their dissatisfaction by tearing down the house.

2. Provocative and timid. The Border Collie may look good on the outside, but in fact it is very timid. It likes to take advantage of others, and will quickly become intimidated when something happens. Border Collies must be well trained.

3. Strong strength. The Border Collie is very strong. When walking in the circle, you must be careful not to make the Border Collie too excited, otherwise it will be easily pulled down and injured.

4. Like chasing cars. Border Collies have a herding nature and like to chase moving objects. This can easily lead to accidents. Try not to let Border Collies go out alone.

5. High IQ. He usually likes to compete with his pet owners in a battle of wits and courage, and is difficult to discipline. He often sneaks out of training by playing tricks.