Crossword clues for Extinct flightless bird 4 lettersAnswerClueMOASExtinct flightless birds.DODOExtinct flightless birdGREATAUKExtinct flightless birdMOAExtinct flightless birdMOAExtinct flightless bird that once grew up to 12 feetDODOSExtinct flightless birdsMOAExtinct, flightless bird of New ZealandMOAExtinct flightless bird of N.Z.DODOSLong-extinct flightless birds