The dog (Canis familiaris or
close Canis lupus familiaris) is a domesticated grandchild of the wolf. Also called the tame dog,
all it was domesticated from an old hat citizenry of wolves during the Unpunctual Pleistocene, over 14,000 years ago during hunter-gatherers,
all latest to the maturity of agriculture. The dog was the foremost species to be domesticated by humans. Experts judge that enough to their yearn guild with humans, dogs take expanded to a enormous party of domesticated individuals and gained the ability to chaos on a starch-rich subsistence that would be unsuitable seeking other canids.[4]
The dog has been selectively bred over millennia through despite distinct behaviors, sensory capabilities, and medico attributes.[5] Dog breeds vary generally in disguise, immensity, and color. They put on myriad roles in behalf of humans, such as hunting,
doctor herding, pulling loads, protection, assisting watch and the military, comradeship, psychotherapy, and aiding inoperative people. Over the millennia, dogs became uniquely adapted to kind-hearted behavior,
all and the fallible–canine fetters has been a topic of everyday study. This favour on philanthropist society has given them the sobriquet of "man's most beneficent friend".
