Her focus is on pet news and videos ... in touch with Liz by emailing e.oconnell@newsweek.com. A video of different dog breeds testing their speeds against a four-wheeler quickly went viral ...

There are over 221 different breeds of pedigree dogs ... its height of popularity and it remains hugely popular as a family pet, with an average lifespan of 11.31 years. Shih Tzu Having origins ...

The profusion of breeds today -- at least 150 -- reflects ... Not only their behavior changed; domestic dogs are different in form from wolves, mainly smaller and with shorter muzzles and smaller ...

How did your friendly Fido become so different from his closest living relative ... When kept as a housebound family pet, however, a Dalmatian's excess of energy can make the dog seem wired ...

Ever notice how dog breeds look so different from one another? A Maltese weighs about seven pounds, while the English mastiff can weigh up to 240 pounds. It's not just weight, either. Just look at ...