| Clue | Source | Date |
|---|---|---|
| Like some heavy-duty trucks | New York Times | 12 May 2017 |
| Like some heavy-duty trucks | ||
| Like some cranes | Jonesin | 13 Dec 2016 |
| Descriptor for the tongues of some blue whales | The Washington Post | 01 May 2016 |
| Like some white rhinoceroses | ||
| Like some adult hippos | ||
| Like some elephants |