Smithsonian Magazine on MSN
Dogs Have Been Surprisingly Diverse for More Than 10,000 Years, New Research Suggests
Today, hundreds of dog breeds—from Beagles to Bernese Mountain Dogs to Bichon Frises—exist all over the world. Humans began classifying dogs by breed in the 1800s, and scientists assumed that was when ...
The wolf DNA isn't left over from when dogs and wolves diverged; instead, it most likely came from interbreeding in the past ...
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