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  • long before we raised livestock and grew crops humans lived side by side with

  • dogs it's widely accepted among scientists that dogs are descendants of

  • wolves in fact their DNA is virtually identical but how exactly did a fierce

  • wild animal become our loyal companion according to DNA analysis the

  • transformation from wolf to dog began some twenty to forty thousand years ago

  • when people and wolves were living and hunting in close proximity by about

  • fifteen thousand years ago dogs were found virtually everywhere people were

  • but humans may not be able to take all the credit for domestication some wolves

  • were already less fearful of approaching people those individuals became favored

  • by people for their tame ability over many generations they became tamer and

  • lost some of their predatory qualities such as big sharp teeth what resulted

  • was the dog the very first domesticated animal

  • thousands of years later humans began to play a more active role in the breeding

  • of dogs the ancient Egyptians may have been the

  • first to breed dogs for specific uses such as hunting guarding and war in

  • ancient China dogs were bred to look like lions an important symbol of the

  • Buddhist faith selective breeding eventually gave rise to many different

  • looking dogs or pure breads and the 18th century purebred dogs were becoming more

  • of a status symbol among wealthy households by the 19th century the

  • crossbreeding craze was underway culminating in the first dog shows by

  • mid-century

  • humans were mixing and matching dogs no longer just for their utility but also

  • for their appearance today we have over 300 different breeds making dogs the

  • most diverse species on earth but by breeding offspring that exhibit only the

  • most pronounced traits some say we've gone too far in some cases dogs are the

  • ones that suffer with genetic disorders in certain breeds that can lead to

  • problems such as difficulty breathing hip dysplasia and increased risk of

  • cancer yet for all the problems we've introduced into our canine companions

  • we've also found ways to bring dogs into our lives more than ever before dogs

  • today live among us not just as our pets but also as therapy dogs

  • search-and-rescue dogs and even war dogs humans have also found ways to give back

  • to our furry friends with advancements in veterinary medicine and establishing

  • rescue organizations to help dogs find good homes in many ways the canines that

  • once lived only among their own packs tens of thousands of years ago have come

  • to depend on us as much as we depend on them

  • you

long before we raised livestock and grew crops humans lived side by side with

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B1 US breeding century depend hunting rescue virtually

A Brief History of Dogs | National Geographic

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    Courtney Shih posted on 2020/01/31
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