You should see the vet. That can be many things from skin infection due to allergies or other reason or an indication of a more serious problem originating from something like a metabolic/endocrine issue or other illness. It's needs examination to figure out what it is and how to take care of it for her.
www.dogfoodanalysis.com
www.thelabradorclub.com
www.thepetcenter.com
www.dogfoodanalysis.com
www.thelabradorclub.com
www.thepetcenter.com