Dark Quetzal

Dark Quetzal is a fantasy novel by British writer Katherine Roberts, first published in 2003 by The Chicken House. It is the final book in The Echorium Sequence and is the sequel to Crystal Mask, set 11 years after the events of that book. The main characters are Kyarra, Frazhin and Yashra's daughter who was raised as a singer, and Night Plume, a quetzal (half-man, half-bird) who has grown up under Frazhin's control.