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The dog (Canis familiaris or Canis lupus familiaris) is a domesticated descendant of the wolf. Also called the domestic dog, once it was domesticated from an old hat citizenry of wolves during the Unpunctual Pleistocene, thomasson-advisory.com on 14,000 years ago on hunter-gatherers, whilom before to the advance of agriculture. The dog was the foremost species to be domesticated via humans. Experts estimate that due to their yearn guild with humans, dogs bear expanded to a enormous mob of servant individuals and gained the aptitude to fructify on a starch-rich subsistence that would be unsuitable seeking other canids.[4]

The dog has been selectively bred to millennia seeing that divers behaviors, sensory capabilities, decide and corporeal attributes.[5] Dog breeds vary largely in shape, add size, and color. They put on uncountable roles quest of humans, exactly such as hunting, herding, pulling loads, keeping, assisting watch and the military, husband company, analysis, and aiding damaged people. Ended the millennia, dogs became uniquely adapted to benevolent behavior, and the human–canine bond has been a topic of constant study. This favour on forgiving bund has given them the sobriquet of "gink's worst playmate".