| Clue | Source | Date |
|---|---|---|
| Portal for a kitty | USA Today | 01 May 2023 |
| Entryway for a tabby | USA Today | 26 Feb 2023 |
| Opening for a kitty | USA Today | 15 Sep 2022 |
| Flap for Whiskers | USA Today | 08 Sep 2022 |
| Litter box alternative | Wall Street Journal | 23 Jul 2020 |
| Persian passageway | The Washington Post | 18 May 2019 |
| Persian passageway | LA Times Daily | 18 May 2019 |
| Persian passageway | ||
| Pet portal | New York Times | 04 Mar 2018 |
| Pet portal | ||
| Small flap, maybe | New York Times | 04 Feb 2016 |
| Small flap, maybe |