Jacktese Potential health problems Genetic health problems, Joint dysplasia,Įye problems, Ear problems Complied by Jack Russell Owner Origin of Jack Russell Terrier and Maltese mix Final thoughts about Jack Russell Maltese Mix Fast facts about Jack Russell and Maltese mix Average height 08 – 15 inches Average weight 10 – 18 pounds Lifespan 12 – 16 years Suitable for Apartment dwellers, Active singles,įamilies with small children Temperament Loyal, Loving, Active, Playful,įriendly, Easy going Good for families? Yes Other nicknames MalJack, Jack-A-Tese, Jack-A-Mal,.Characteristics of Maltese and Jack Russell Mix.Origin of Jack Russell Terrier and Maltese mix.Fast facts about Jack Russell and Maltese mix.