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This conformation allows the terrier to follow his quarry down narrow earths.
![jack russell jack russell](https://cdn.fotofits.com/petzlover/gallery/img/l/jack-russell-terrier-847728.jpeg)
The Jack Russell must also be totally flexible, allowing him to maneuver underground. The body is compact, of totally balanced proportions, the shoulders clean, the legs straight, and most importantly, a small chest (easily spannable by average size hands at the widest part behind the shoulders). coloring, conformation, character, and intelligence. His first terrier, the immortal TRUMP, is said to be the foundation of John Russell's strain of working terriers.Įverything about the Jack Russell has fox hunting in mind. Russell (1795-1883), apart from his church activities, had a passion for fox hunting and the breeding of fox hunting dogs he is also said to be a rather flamboyant character, probably accounting for his strain of terrier's notability and the name of our terrier today. The Jack Russell Terrier takes it name from the Reverend John Russell who bred one of the finest strains of terriers for working fox in Devonshire, England in the mid-to-late 1800's. The broad standard, varied genetic background based on years of restricted inbreeding and wide outcrossing, and great variety of size and type, are the major characteristics that make this strain of terrier known as a Jack Russell such a unique, versatile working terrier. Their beginning in the early 1800's, and their preservation as a working breed since. This is a result of having been bred strictly for hunting since Jack Russell Terriers are a type, or strain, of working terrier they are not pure bred in the sense that they have a broad genetic make-up, a broad standard, and do not breed true to type.