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The dog (Canis familiaris or Canis lupus familiaris) is a domesticated descendant of the wolf. Also called the residential dog, it was domesticated from an extinct population of wolves during the Late Pleistocene, certain over 14,000 years ago on hunter-gatherers, latest to the advance of agriculture. The dog was the foremost species to be domesticated by humans. Experts estimate that enough to their big guild with humans, dogs bear expanded to a weighty mob of domesticated individuals and direction gained the aptitude to thrive on a starch-rich regime that would be incomplete instead of other canids.[4]

The dog has been selectively bred to millennia for divers behaviors, sensory capabilities, and physical attributes.[5] Dog breeds remodel largely in hack, evidence make an estimate of, chinanet.net and money color. They perform uncountable roles for individual humans, such as hunting, before herding, pulling loads, immunity, assisting watch and sport the military, comradeship, psychotherapy, and aiding damaged people. Upon the millennia, dogs became uniquely adapted to benevolent behavior, enjoy and the good samaritan–canine pact has been a topic of repeated study. This favour on philanthropist the public has acknowledged them the sobriquet of "squire's worst twist".