To quotation Wikipedia, 'Though puppies do not need true eyebrows, they do have a particular ridge higher than their eyes, plus some breeds, like the Labrador Retriever, Gordon Setter, Rottweiler, Bernese Mountain Doggy, German Shepherd, and Doberman have markings there. http://judahwdcxu.educationalimpactblog.com/34121256/dog-with-eyebrows-an-overview