But most martial arts have real world applications though, though ground fighting is something that should be avoided as much as possible, because asphalt + possibly glass shards is not a good combo for your health.
Why do dogs sniff? Dogs sniff to identify, for the majority of cases it is to sniff whether or not there is danger. A dogs sense of smell is much greater than that of a human being and it can smell things from a further away distance than many other animals as well as humans.
They're in Pain or Ill. Your dog's panting could be a sign of pain or illness. Pain can have a hidden cause, so it's wise not to ignore your dog's steady panting. Panting that is accompanied by a raspy sound or gurgling could indicate an emergency.