JACK RUSSELL TERRIER Jack Russell Terriers have unbounded energy. For a small dog, they can run for long periods of time. Jack Russells are excellent fitness buddies for running or jogging, but many of them bark at wild animals, as well as other hikers.
Chihuahua-Rat Terrier Mix is a wonderful cross for anyone who wants a frisky and kittenish dog that demands very little care, but a lot of attention and affection. There are some rather intriguing facts about this mixed dog breed.