Are dragons real?
Dragons have been a common myth in Europe, where they guarded treasure and fought heroes. Real dragons do exist, though. The Komodo dragon is the world's largest lizard and can eat nearly anything.
Regarding this, where does long gu come from?
Long Gu (Dragon Bone, Os Draconis, 龙骨) - Chinese Herbs - Bulk Chinese Herbs - Bulk Chinese Herbs Canada - The Herb Depot – The Herb Depot.