1. Teddy. In fact, Teddy is a poodle, but in terms of appearance, they are more like teddy bear dolls, hence the name. Teddy dogs are lively, agile, intelligent and adaptable, which can be said to be very good for breeding. In addition, their IQ is very high, ranking second among all dogs! 2. Border Collie. Border collies are the smartest of all dogs. Their IQ is equivalent to that of children aged six to eight. They are very enthusiastic in character and suitable for domestic breeding
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