Possible Clues:

• Hillary leaves hallucinatory bird with massive bill
• Fruit Loops mascot
• Froot Loops mascot __ Sam
• Tropical bird with a large beak
• Bright-billed bird
• Bird that's said to play that game?
• Large-beaked bird
• More than one are able to hear this bird
• Not hard to handle an exotic bird
• A brace of such, by the sound of it, can be only the one bird