The Jackabee is a hybrid between the Jack Russell Terrier and the Beagle. Country of Origin: Jackabees originate in the United States of America. Original Purpose: The Jackabee is a great companion for children and adults. Breed Characteristics: Jackabees generally get along great with the whole family especially children. Jackabees tend to be restless and full of energy, loving to play and exercise. The Jackabee is intelligent and inquisitive. Life Expectance: Average life expectancy for the Jackabee is 10 - 13 years.