U.S. scientists announced Monday that nearly two-thirds of all dog breeds carry detectable wolf DNA, indicating that domesticated dogs and wild wolves interbred within the past few thousand years.
And it is not genetic leftovers from when dogs originally evolved from wolves around 20,000 years ago, but instead suggests that domesticated dogs and wild wolves have interbred within the last few thousand years.
This does not mean that "wolves are coming into your house and mixing it
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