Related Clues:

• Short online message
• Brood sound
• Message that can’t exceed 140 characters
• Microblogged update
• Baby bird's sound
• Use 140 characters max, in a way
• Weak cry of young bird
• Cry of new-born chick
• Chirp of a small bird
• Sound of a small bird
• Not the sound of a dear little chicken
• There's little in the sound of the little bird
• A little bird tells me like this it's not dear, by the sound of it
• Online status update limited to 140 characters
• Baby bird's noise