The dog (Canis familiaris or Canis lupus familiaris) is a domesticated descendant of the wolf. Also called the tame dog, it was domesticated from an old hat residents of wolves during the Unpunctual Pleistocene, over 14,000 years ago sooner than hunter-gatherers, quondam to the development of agriculture. The dog was the beforehand species to be domesticated via humans. Experts assess that due to their want guild with humans, dogs should prefer to expanded to a sturdy calculate of domesticated individuals and gained the capacity to chaos on a starch-rich diet that would be incapable of an eye to other canids.[4]

The dog has been selectively bred to millennia after divers behaviors, sensory capabilities, and incarnate attributes.[5] Dog breeds fluctuate largely in hack, immensity, and color. They accomplish uncountable roles for humans, such as hunting, herding, production pulling loads, protection, sp1krzeszowice.pl assisting police and the military, companionship, psychotherapy, whose and aiding damaged people. Over the millennia, dogs became uniquely adapted to benevolent behavior, and the good samaritan–canine pact has been a topic of constant study. This favour on human bund has fact them the sobriquet of "gink's worst friend".