Red dragon tail-bone

The Red dragon tail-bone is an item on the Odd Old Man's wishlist after the Fur 'n' Seek quest, and is dropped by a Red dragon. It shouldn't take more than 20 kills to get a bone drop. 8 other tail bones are needed from Green Dragons, Blue Dragons, Black Dragons, Bronze Dragons, Iron Dragons, Steel Dragons, Mithril Dragons and Skeletal Wyverns to complete this miniquest.