Every household dog, from a towering Great Dane to a trembling toy breed, traces back to wild wolves. New genetic work shows ...

The wolf’s life will change on a sweltering September day, but she doesn’t know it yet. All she knows is this: She is kept in a too-small enclosure topped with a tarp and guarded by cinder blocks to ...

Researchers studying thousands of canine genomes discovered that wolf DNA is still present in most dog breeds. This ancient genetic influence shows up in traits like body size, behavior, and ...

Their new study, published in PNAS, examined 2,693 genomes from modern and ancient dogs and wolves. It shows that 64% of dog ...