Dogs Show 'Sad Puppy Face' More Often When Being Watched. The find may shed light on the domestication of man's best friend—a relationship some 30,000 years in the making.

However, a puppy face could always do the trick. A Golden Retriever named Murphy flaunted his most popular trick, a sad dog face, to try to get to spend the night with his favorite girls in this ...

Coyotes turn out to have face muscles that look capable of making that big-eyed, sad-puppy face that dogs have used to melt human hearts for eons. That discovery supports a rethink of humans ...

What's behind those hard-to-resist puppy dog eyes? New research suggests that over thousands of years of dog domestication, people preferred pups that could pull off that appealing, sad look.

What's behind those hard-to-resist puppy dog eyes? 24/7 Live San Francisco East Bay South Bay Peninsula North Bay. Welcome, ... PETS & ANIMALS; Scientists take a peek behind those sad 'puppy dog eyes' ...