Transcript for Domesticated dogs developed facial expressions
Blame evolution the next. Are you now. But your dog gives you that look scientists have determined dog can develop a muscle that helps them raise their eyebrows but what makes them more trial lie configured. Are nurturing response in humans. Researchers say those expressive eyebrows cause puppy dog eyes and create the illusion of human lighten communication. You know we'll McCain gets in the coming up as you hit that cap on arrival is well.
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