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Jack Russell Terriers are great hunters and can catch anything from fox to mouse. They like to explore the area for a long time. If Jack Russell gets into the countryside, they can hunt for hours. It should be noted that this breed is distinguished not only by its lively character but also by its quick wits. Therefore, you will not have problems with the behavior of the dog if you start training it from a young age. A properly bred Jack Russell Terrier is an ideal dog for a family with children.