

Life expectancy: 13-16 years
Size: 10-15-inches (male); 13 inches (female)
Coat: Smooth or rough
Temperament: Intelligent, athletic, vocal, fearless, stubborn
Exercise needs: Around an hour daily
Origin/native country: England
These dogs were bred for fox-hunting in the early 19th Century, originally by a vicar called Jack Russell – hence their name. As energetic dogs, Jack Russells have long proven popular thanks to their big personalities and, while they can pose a challenge, these feisty little terriers sure can entertain.