| naturally | 3 | degree |
| predominantly | 3 | degree |
| by introduction in new zealand | 2 | other |
| hedgehog → be found in → africa | 12 |
| hedgehog → be native to → africa | 5 |
| hedgehog → live in → africa | 5 |
| negative | neutral | positive |
| 0.129 | 0.770 | 0.101 |
| Raw frequency | 22 |
| Normalized frequency | 0.600 |
| Modifier score | 0.900 |
| Perplexity | 41.670 |