Related Clues:

• Nest protest
• Call from a tree
• Chick chat
• Cry of a young bird
• Look furtively (in both directions)
• Marshmallow Easter treat
• Fowl language?
• Whatever way you look at it, exercise on the record
• Slightest of complaints
• Take quick look
• Take a furtive look in both directions
• Sly look (palindrome)
• High-pitched sound caught by one claiming humility
• A furtive look in two directions
• Version of Birdsong at a knock-down price, we're told