The Baltimore oriole is an example of a firebird.
firebird definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
☆ any of various birds with brilliant coloring, as the scarlet tanager and the Baltimore oriole
firebird definition by American Heritage Dictionary
Any of various birds, such as the Baltimore oriole, having bright scarlet or orange plumage.