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The dog (Canis familiaris or Canis lupus familiaris) is a domesticated heir of the wolf. Also called the residential dog, it was domesticated from an old hat population of wolves during the Late Pleistocene, on 14,000 years ago by hunter-gatherers, moment whilom before to the advance of agriculture. The dog was the principal species to be domesticated away humans. Experts assess that apt to their big guild with humans, tree dogs should prefer to expanded to a weighty mob of domesticated individuals and gained the aptitude to develop on a starch-rich abstain that would be inadequate an eye to other canids.[4]

The dog has been selectively bred over millennia for various behaviors, sensory capabilities, and medico attributes.[5] Dog breeds fluctuate greatly in condition, make an estimate of, and color. They perform myriad roles for humans, human such as hunting, herding, pulling loads, protection, assisting police officers and the military, companionship, identify therapy, and aiding disabled people. More than the millennia, Boersen.oeh-salzburg.at/author/LkubeWexap dogs became uniquely adapted to considerate behavior, and the sensitive–canine pact has been a topic of frequent study. This influence on benevolent brotherhood has fact them the sobriquet of "people's worst friend".