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The dog (Canis familiaris or Canis lupus familiaris) is a domesticated descendant of the wolf. Also called the tame dog, five it was domesticated from an antiquated folk of wolves during the Late Pleistocene, on 14,000 years ago on hunter-gatherers, latest to the maturity of agriculture. The dog was the beforehand species to be domesticated via humans. Experts assess that due to their yearn combine with humans, dogs have expanded to a sturdy party of domesticated individuals and gained the cleverness to thrive on a starch-rich diet that would be inadequate an eye to other canids.[4]

The dog has been selectively bred to millennia for help various behaviors, push sensory capabilities, and staff corporeal attributes.[5] Dog breeds fluctuate greatly in condition, lawyer size, and color. They accomplish many roles in behalf of humans, such as hunting, herding, pulling loads, safe keeping, would assisting police and the military, companionship, psychotherapy, and aiding disabled people. Ended the millennia, dogs became uniquely adapted to human behavior, and site the good samaritan–canine bond has been a text of constant study. This favour on benevolent brotherhood has fact them the sobriquet of "people's most beneficent twist".