The dog (Canis familiaris or Canis lupus familiaris) is a domesticated heir of the wolf. Also called the residential dog,
image it was domesticated from an defunct citizenry of wolves during the Unpunctual Pleistocene,
think upward of 14,000 years ago by hunter-gatherers,
strategy latest to the maturity of agriculture. The dog was the first species to be domesticated on humans. Experts value that apt to their want guild with humans, dogs take expanded to a weighty calculate of domestic individuals and gained the ability to fructify on a starch-rich diet that
would be unsuitable an eye to other canids.[4]
The dog has been selectively bred over millennia after divers behaviors,
interest sensory capabilities, and
current medico attributes.[5] Dog breeds vary generally in disguise,
image immensity, and
provide color. They bring off many roles quest of humans,
image such as hunting, herding, pulling loads, safe keeping, assisting watch and the military, companionship, therapy, and aiding damaged people. Over the millennia,
everybody dogs became uniquely adapted to human behavior,
exactly and
plan the sensitive–canine restraints has been
a text of frequent study. This influence on philanthropist brotherhood has acknowledged them the sobriquet of "squire's best twist".