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Is there a little wolf in your chihuahua? US study finds two-thirds of dogs have wolf DNA
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Although dogs descended from wolves, interbreeding between the two types of canines appears to be remarkably rare.
PHOTO: ANDREW SPEAR/NYTIMES
Emily Anthes
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NEW YORK – In the beginning, there was only Tasha. Twenty years ago, the purebred boxer became the first domestic dog to have its genome sequenced, ushering in a new era in canine genetics.
“Once that happened, everything broke open,” said Dr Elaine Ostrander, a canine genomics expert at the National Human Genome Research Institute who was on the team that sequenced Tasha.
