Possible Clues:

• Sounds as if a brace of such birds is only able to be one of them
• Sounds as if a brace of such a bird might be only one
• Bird with large, colourful bill
• Bird on a Kellogg's Froot Loops box
• One such bird is able to make a brace, by the sound of it
• Bird said to play at that game?
• A bird, having broken out, is capable of
• One bird able to make one brace
• Sounds as if a brace can be only one bird
• One with a big food bill