"Night furies can't survive in the cold so they haven't gone north. They're trying to put distance between themselves and enemies to the east and south,...." He grabbed the pencil beside the map, quickly crossing out east and south.

"And Night Furies can not fly long distances without rest. Their flight path must include stops." The pencil made a tapping sound as he emphasized each stop point. "Therefor, they've gone...? They can only have gone...? Does anyone want to take a guess?" he paused, glancing up to the four warlords. "Anyone? W...w...w..w...?"