Jack Russel Terrier Puppies become attached to their families, but most maintain some measure of independence. They have a Tipical Jack Russel personality that far exceeds their small size. Jack Russel are lively, bold, and intelligent (scoring in the top third in dog intelligence tests). They bark when they sense danger. Due to their strong ‘alpha-dog’ personality, the Jack Russel may not be suitable for inexperienced owners. Interested lovers can reach us through the number