| Clue | Source | Date |
|---|---|---|
| Marine creature that can weigh over 400,000 pounds | New York Times | 29 Apr 2024 |
| The world's greatest swimmer! (4,5) | ||
| World’s largest mammal | Wall Street Journal | 18 Dec 2023 |
| Largest living mammal | Mirror Tea Time | 04 Dec 2023 |
| Largest marine mammal | Newsday | 13 Mar 2023 |
| World's largest mammal | Eugene Sheffer | 21 Jul 2021 |
| Subject of many a watch | LA Times Daily | 21 Feb 2021 |
| Subject of many a watch | The Washington Post | 21 Feb 2021 |
| Fed up with wife accompanying fit swimmer | The Telegraph Toughie | 27 Dec 2016 |
| It's roughly the length of a basketball court | Newsday | 27 Feb 2016 |
| Krill-eating creature | ||
| Earth's largest mammal | ||
| World's largest mammal |