Pure-bred dogs have been regarded as superior to crossbreeds or what some people refer to as mutts. However, we now understand that producing purebred dogs has drawbacks. The lack of variety in the ...

Many dog breeds are purely about appearance—think poodles and the Pekingese. But plenty of other breeds, like racing greyhounds, are devoted to specific tasks. For many of these tasks, physical ...

Humans began selectively breeding dogs around 2,000 years ago, and these genes play a role in your pup's behavior, a new study of 4,000 purebred, mixed-breed and wild dogs finds. When you purchase ...

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