When you look into those big, gorgeous puppy-dog eyes, it sometimes seems all too obvious what your dog is thinking namely, I love you. But there's more to dogs than meets the eye, and after delving deep into pup psychology we can now reveal the real thoughts behind those adorable faces: from the slow, guilty- looking tail wag to the over-excited leg hump, prepare to be amazed as you discover what your pooch is really thinking.