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working dog

(Encyclopedia)working dog, classification used by breeders and kennel clubs to designate dogs raised by humans to herd cattle and sheep, as draft animals, as message dispatchers in wartime, in police and rescue wor...

dog

(Encyclopedia)CE5 General anatomy of a dog dog, carnivorous, domesticated wolf (Canis lupus familiaris) of the family Canidae, to which the jackal, fox, and tanuki also belong. The family Canidae is sometimes r...

Bernese mountain dog

(Encyclopedia)Bernese mountain dog bərnēzˈ [key], breed of sturdy working dog first brought to Switzerland by the invading Roman armies over two millennia ago. It stands from 23 to 27 in. (58–69 cm) high at th...

Akita, breed of dog

(Encyclopedia)Akita äkēˈtə [key], breed of large dog developed in Japan from ancient ancestry and used originally as a hunter of such game as deer, wild boar, and bear. It stands from 20 to 27 in. (50.8–68.6 ...

dog days

(Encyclopedia)dog days, name for the most sultry period of summer, from about July 3 to Aug. 11. Named in early times by observers in countries bordering the Mediterranean, the period was reckoned as extending from...

dog racing

(Encyclopedia)dog racing, trials of speed between dogs. Now contested on oval tracks, the sport developed from the ancient practice of coursing, in which specially trained dogs chase game animals in the open field....

Dog Star

(Encyclopedia)Dog Star: see Sirius.

coach dog

(Encyclopedia)coach dog: see Dalmatian.

guide dog

(Encyclopedia)guide dog, a dog trained to lead a blind person. The first school for training such dogs was established by the German government after World War I for the benefit of blinded veterans. Schools now exi...

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...