The real reason your dog hangs his head in shame!

  Every dog owner has seen it: the dog does something bad and when you scold him, he hangs his head in shame, or tucks his tail between his legs.  It turns out this is natural behavior for not only dogs, but also wolves.  It's their way of letting you know that they acknowledge you are more powerful than they and they are submitting to your power! CHECK IT OUT HERE!