Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. While that chihuahua might seem about as similar to a wolf as a ...

New DNA research shows that two-thirds of today's domesticated dogs, from hounds to shepherds to chihuahuas, have wolf DNA in ...

Dogs were the first of any species that people domesticated, and they have been a constant part of human life for millennia. Domesticated species are the plants and animals that have evolved to live ...

New research led by scientists at the American Museum of Natural History and the Smithsonian's National Museum of Natural History reveals that the majority of dogs living today have low but detectable ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...