Crossword clues for the word: RHEAS The word RHEAS has appeared as an answer to at least 58 crossword clues on different crossword puzzles. Crossword clues for RHEAS Showing 51 to 58 of 58 results Clue(s) Some flightless birds Source for Argentine dusters South American birds. South American ostriches South American ratites Three-toed creatures similar to ostriches Three-toed ratites Wild hares resembling ostriches! « Previous Next » 1 2