It ’s dependable : Dogs have been man ’s best booster for a really , really long time .

Chances are your pupper goes with you nearly everywhere — evenwhen you move . And you probably wo n’t be surprised to learn that pawl have been hanging out with multitude for thou of years — despite the everlasting lack of squeaky toys in prehistorical times . In fact , friendly canine probably accompany the first people to migrate to the New World from East Asia more than 15,000 year ago , accord to a new studyrecently reported by CNN .

But even that long ago the Julian Bond between people and bow-wow were n’t Modern . In fact , dogs and people first cozied up to each other more than 23,000 years ago in Siberia , say lead subject field author and archaeologistAngela Perri , PhD.As a inquiry fellow in Durham University ’s Department of Archaeology in the U.K. , Perri study the early relationships between man , fauna , mood , and landscape . So it ’s no surprise that she posed this question to CNN on behalf of odd dog owners : " What is this animate being and how did it go from a wild vulture to [ being ] curled up next to my bed ? "

Man and dog touch noses

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To answer that doubt , Perri ’s squad study the genic composition of ancient frank stay to visualise out when masher first crept near campfire for warmth and food . There ’s no individual answer , she enjoin , but the freeze climactic conditions during that ancient time probably bestow beast and humans closer together — simply for natural selection ’s sake . After all , the two species hound the same quarry .

" Wolves in all likelihood learned that scavenging from humans regularly was an easy , spare repast , while world let this to happen so long as wolves were not aggressive or threatening , " Perri told CNN .

Early eyetooth were n’t freeloaders , though ; grounds establish that some of them may have been used by human to help transport items or to tip as emergency seed of intellectual nourishment and fur , according to Perri . Science Dailypoints out that ancient dog also may have been valued for protective cover , company , and their ability tohelp with the hunting .

Today ’s dogs — fromYorkiestoIrish wolfhounds — resemble those prehistorical pooches in their ability to provide companionship , protection , and hunt prowess . But they also display a whole innkeeper of different characteristics , including color and pelt types , as a result of selective breeding , says Jeff Kidd , PhD , associate professor of human genetics at the University of Michigan Medical School .

Kidd , who was not involve with Perri ’s study , evidence CNN that he is n’t surprised people brought their dogs with them when they migrated to the Americas . " If you and your intact community of interests [ were ] going on a journey across the land , would n’t you land along your wienerwurst ? " Kidd asked .

Perri ’s next project will be search for ancient dog os in Siberia , she told CNN . ( It has been more than 100 years since the early confirmed dog bones were found in Germany . ) She say she anticipates that examining these Siberian bone will provide even more grounds abouthow dogs and citizenry became so intimately entwine .