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seeing-eye dog

(Encyclopedia)seeing-eye dog: see guide dog.

sporting dog

(Encyclopedia)sporting dog, classification used by breeders and kennel clubs to designate dogs bred for pointing, flushing, and retrieving game. These dogs hunt by air scent—as opposed to most hounds, which are g...

nonsporting dog

(Encyclopedia)nonsporting dog, classification used by breeders and kennel clubs to designate dogs that may formerly have been bred to hunt or work but that are now raised chiefly as house pets and companions. The f...

Jack Russell terrier

(Encyclopedia)Jack Russell terrier, breed of dog developed in the 19th cent. by an English clergyman, the Rev. John (Parson Jack) Russell, 1795–1883, for hunting. The Jack Russell resembles the fox terrier and, l...

Rottweiler

(Encyclopedia)Rottweiler rŏtˈwīlər [key], breed of sturdy working dog developed from a Roman cattle dog introduced into S Germany more than 1,900 years ago. It stands from 213⁄4 to 27 in. (55.3–68.6 cm) hig...

chow chow

(Encyclopedia)chow chow, breed of powerful nonsporting dog whose origins are obscure but whose development was accomplished many centuries ago in China. It stands from 18 to 20 in. (45.7–50.8 cm) high at the shou...

Maltese

(Encyclopedia)Maltese môltēzˈ [key], breed of very small toy dog of obscure origin that was widely popular in Europe by the beginning of the 19th cent. It stands about 5 in. (12.7 cm) high at the shoulder and we...

English cocker spaniel

(Encyclopedia)English cocker spaniel, breed of compact sporting dog perfected in England, whose development may be traced back to the original spaniels of Spain. It stands about 16 in. (40.6 cm) high at the shoulde...

bloodhound

(Encyclopedia)bloodhound, breed of large hound whose ancestors were known in the Mediterranean region before the Christian era. It stands about 25 in. (63.5 cm) high at the shoulder and weighs between 80 and 110 lb...

Italian greyhound

(Encyclopedia)Italian greyhound, breed of sleek, active toy dog that stands from 13 to 15 in. (32–38 cm) high at the shoulder and weighs from 7 to 11 lb (3–5 kg). Its short, thin coat is glossy and may be any s...