| Similarity | Rank | |
|---|---|---|
| endangered | 0.744 | 11588 |
| species | 0.741 | 1842 |
| subspecies | 0.731 | 42030 |
| populations | 0.708 | 5712 |
| spp. | 0.687 | 53435 |
| predation | 0.675 | 44971 |
| lowland | 0.674 | 45851 |
| genus | 0.673 | 21588 |
| fauna | 0.669 | 18077 |
| subtropical | 0.666 | 43966 |
| epidemics | 0.666 | 38845 |
| genera | 0.661 | 44325 |
| rainforests | 0.660 | 35372 |
| amphibians | 0.659 | 38553 |
| waterbirds | 0.659 | 98244 |
| parasitic | 0.658 | 29962 |
| sub-Saharan | 0.655 | 33783 |
| extinct | 0.654 | 18328 |
| migratory | 0.652 | 26999 |
| sub-tropical | 0.652 | 75543 |
| widespread | 0.647 | 5715 |
| imperiled | 0.646 | 78464 |
| prevalent | 0.645 | 9095 |
| species' | 0.645 | 65327 |
| semi-arid | 0.642 | 75046 |