Question: is my dog sad when he howls?
Answer: Dogs Howl For Pack Bonding: This is thought to be the reason why dogs respond to howl-like noises — sirens, music, their owner howling, etc. ... Dogs cry out when they're hurt or scared by something sudden — yelp! And howling can be an extension of that. A sad, mournful, pathetic howl can be a form of crying.