{"data":{"slug":"bull-terrier","name":"Bull Terrier","url":"https://techtools.cz/tools/dog-atlas/bull-terrier","api_url":"https://techtools.cz/dog-atlas-api/v1/breeds/bull-terrier","also_known_as":["English Bull Terrier"],"kind":"breed","extinct":false,"group":{"key":"terrier","label":"Terrier","fci_group":3,"fci_group_name":"Terriers"},"size":"Large","origin":"England","countries":["England"],"height_cm":{"min":40.0,"max":55.0},"weight_kg":{"min":20.0,"max":32.0},"life_expectancy_years":{"min":10,"max":13},"temperament":["Courageous","Playful","Stubborn","Affectionate","Energetic"],"exercise_level":"High","wikipedia_views_60d":49971,"summary":"A muscular English terrier famous for its egg-shaped head and triangular eyes. Clownish, devoted and strong-willed, it does best with experienced owners who offer firm, kind guidance.","photo":{"url":"https://techtools.cz/tools/dog-atlas/photos/bull-terrier-3483d2bb66-1280.webp","small_url":"https://techtools.cz/tools/dog-atlas/photos/bull-terrier-3483d2bb66-640.webp","width":1280,"height":853,"author":"Pixabay User TC-TORRES","license":"CC0","license_url":"http://creativecommons.org/publicdomain/zero/1.0/deed.en","source_url":"https://commons.wikimedia.org/wiki/File:Bullterrier-3453301920.jpg"},"updated_at":"2026-10-15T13:58:15Z","ratings":{"energy":4,"exercise":4,"grooming":1,"shedding":2,"trainability":2,"barking":2,"kids":3,"other_dogs":2},"coat":"Short, flat, harsh and glossy","colors":["White","Red","Fawn","Black","Brindle","Tricolour"],"fun_fact":"General Patton owned a Bull Terrier named Willie, who was once humorously 'confined to quarters' after a scuffle with Eisenhower's Scottish Terrier.","sections":{"overview":"The Bull Terrier is a sturdy, solid dog with one of the most recognisable faces in the dog world. Its long, downward-curving head, small triangular eyes and powerful body give it a look all of its own.\n\nBehind that tough exterior is a fun-loving, people-focused companion. It can be headstrong, so it suits owners who enjoy training and can stay patient and consistent.","history":"In the early 19th century, so-called bull and terrier dogs were created by crossing Old English Bulldogs with terriers, to be used for vermin control and blood sports. Over time these dogs split into several lines, including the ancestors of today's Bull Terrier and Staffordshire Bull Terrier.\n\nIn the mid-19th century James Hinks crossed them with the extinct English White Terrier, aiming for a cleaner, more elegant white dog. Dalmatian, Pointer, Whippet and other breeds were later added to refine the head and build. In the early 20th century colour was reintroduced, partly through Staffordshire Bull Terriers.","appearance":"The head is long and egg-shaped when seen from the front, with an almost flat top of the skull and a down-turned black nose. The eyes are small, dark, deep-set and triangular, giving a sharp, determined expression.\n\nThe body is full and rounded, with strong shoulders and a tail carried horizontally. The breed comes in white or coloured varieties, and a miniature version also exists.","personality":"Bull Terriers are courageous, lively and fun-loving, and they bond closely with their families. They are known for a clownish streak and love to be part of everything.\n\nThey can also be independent and obstinate, so they are not ideal for first-time owners. Early socialisation helps them get along with other dogs and animals, and firm but gentle training works best.","care":"This is an energetic dog that needs daily walks and play, plus mental stimulation to avoid boredom and destructive habits. It does not like being left alone for long periods.\n\nThe short coat is easy to care for with weekly brushing. Early socialisation and consistent, reward-based training are essential. Supervise it around small pets and unfamiliar dogs.","health":"White Bull Terriers have a notable tendency towards deafness, and skin allergies are common, including reactions to insect bites. Lethal acrodermatitis is a rare inherited disease seen in white dogs. The breed can also be prone to kidney and heart problems. Lifespan is slightly below average for dogs."},"recognition":{"fci_number":11,"fci_standard_url":"https://www.fci.be/en/nomenclature/11.html","akc_url":"https://www.akc.org/dog-breeds/bull-terrier/"},"sources":{"wikipedia":"https://en.wikipedia.org/wiki/Bull_Terrier","wikidata":"https://www.wikidata.org/wiki/Q38322","wikipedia_revision":1377415477},"profile":{"written_by":"AI model (Claude Sonnet) from the sources above","written_at":"2026-10-15T13:37:30Z"}}}