The Jack Russell Terrier is a small terrier that has its origins in fox hunting in England. The Jack Russell is a broad type, with a size range of 25–38 cm (10–15 in). The type aimed for were not as big as the show Fox terrier and were usually less than 7 kg (15 lb).Arthur Blake Heinemann created the first breed standard and, in 1894, he founded the Devon and Somerset Badger Club, the aims of which were to promote badger digging rather than fox hunting, and the breeding of terriers suitable for this purpose. Red foxes vary in size, but across the world, they average from 6–8 kg (13–17 lb) in weight and have an average chest size of 30–36 cm (12–14 in) at the widest part.
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