| Rating | Solver | Clue |
|---|---|---|
| CAW | Bird call | |
| COO | Bird call | |
| CHIRP | Bird call | |
| TRILL | Bird call | |
| TWEET | Bird call | |
| PIPE | The peeping whistle, call, or note of a bird. | |
| CALL | The cry of a bird; also a noise or cry in imitation of a bird; or a pipe to call birds by imitating their note or cry. | |