Flag of Shienar - a flag from The Wheel of Time
Described in The Wheel of Time Companion as being "a stooping black hawk... on a field of three blue and two white horizontal stripes."

Bird from File:War Hawk.svg - by Πrate - As a work of the U.S. federal government, that image is in the public domain.
Vectorised by  Begoon from the description by Robert Jordan