Man’s Best Friend May Have Been Domesticated Twice

A new study suggests that humans in two different parts of the world independently domesticated wolves to produce our lovable modern pooches. The study, published in the journal Science, was what the researchers call “a dogged investigation of domestication.” The international team of scientists sequenced DNA of ancient and modern dogs and found that two different wolf populations on two different sides of Eurasia may both be ancestors of the modern canine. This means that humans in both Asia and Europe may have separately tamed dogs—and could solve longstanding confusion over why modern-day dogs seem to be a mixture of both East and West.
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