Mounting (also known as “humping” or “hunching”) is a normal behavior in both male and female dogs. While it is part of sexual behavior, it does not always occur in a sexual situation. It is common in play between puppies, establishing dominance, as a stress reliever when a dog is excited or over-stimulated, or as an attention-seeking behavior. If this is a new behavior for your dog, you will want to ask your veterinarian to check that no underlying medical …