Wolf DNA seems to have influenced the size, smelling power and even personality of modern dog breeds, scientists said.
Discover Magazine on MSN
Even Chihuahuas Still Have Some Wolf in Them — Here’s How Some Dogs Still Carry This DNA
"This suggests that dog genomes can 'tolerate' wolf DNA up to an unknown level and still remain the dogs we know and love," ...
Genomic analysis of more than 2,700 dog and wolf genomes shows that most modern dogs carry small traces of post-domestication ...
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