Related Clues:
- Make high-pitched sounds
- Cricket's sound
- Brief cybercomment
- Send a short message
- Sound from the nest
- Message in 140 or fewer characters
- Message limited to 140 characters
- Social media nugget
- "Rockin' Robin" chorus word
- Brief statement, by necessity
- Message of up to 140 characters
- Brief news item
- Posting with a hashtag
- In the midst of battle there's little bit of birdsong
- Races to capture tiny sound made by bird