| Clue | Source | Date |
|---|---|---|
| Interlinked ecological diagram | ||
| Dietary network in an ecosystem … or a punny hint to the answers to the starred clues | New York Times | 26 Sep 2023 |
| What-eats-what system | Wall Street Journal | 04 Nov 2016 |
| System of what eats what | New York Times | 11 Dec 2015 |
| System of what eats what | ||
| Predator-prey complex | ||
| Predator-prey chains, collectively | ||
| Predator-prey chain |