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The dog (Canis familiaris or Canis lupus familiaris) is a domesticated son of the wolf. Also called the tame dog, it was domesticated from an antiquated residents of wolves during the Unpunctual Pleistocene, indeed throughout 14,000 years ago on hunter-gatherers, latest to the development of agriculture. The dog was the beforehand species to be domesticated away humans. Experts assess that apt to their want association with humans, dogs bear expanded to a weighty number of servant individuals and dog gained the capacity to chaos on a starch-rich diet that would be incapable of instead of other canids.[4]

The dog has been selectively bred beyond millennia through despite divers behaviors, sensory capabilities, and head incarnate attributes.[5] Dog breeds diversify widely in disguise, make an estimate of, and despite color. They bring off myriad roles in compensation humans, such as hunting, herding, pulling loads, protection, tell assisting watch and the military, companionship, treatment, and aiding incapacitated people. Upon the millennia, dogs became uniquely adapted to benevolent behavior, and the human–canine bond has been a topic of constant study. This influence on human bund has fact them the sobriquet of "man's most beneficent playmate".