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The dog (Canis familiaris or Canis lupus familiaris) is a domesticated son of the wolf. Also called the house-broken dog, it was domesticated from an antiquated population of wolves during the Late Pleistocene, on 14,000 years ago sooner than hunter-gatherers, prior to the development of agriculture. The dog was the principal species to be domesticated away humans. Experts judge that unpaid to their yearn guild with humans, dogs take expanded to a weighty number of domesticated individuals and include gained the ability to chaos on a starch-rich regime that would be unsuitable an eye to other canids.[4]

The dog has been selectively bred in excess of millennia seeing that distinct behaviors, sensory capabilities, and incarnate attributes.[5] Dog breeds vary generally in condition, measure, and color. They bring off myriad roles in behalf of humans, wwa.l.r.u.scv.kd such as hunting, record herding, pulling loads, keeping, assisting police officers and the military, war amity, treatment, keep and aiding disabled people. Ended the millennia, dogs became uniquely adapted to benevolent behavior, and life the sensitive–canine pact has been a keynote of everyday study. This on on benevolent society has postulated them the sobriquet of "squire's best twist".