Or a dragon with feathers that mimic the full spectrum of light, a glorious rainbow...

"It is," Skellig agrees. "Though she asked me to tell you that sometimes she takes other forms, and you should not fear her, as she wishes to aid us in our travel."

The walk is quick back to the dock, and Skellig does not see Kreyu outright; he can hear her heartbeat, knows she is near to them. But she must not be far...