| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| vertebrates and invertebrates pdf | 1.48 | 1 | 1655 | 26 | 33 |
| vertebrates | 0.1 | 0.7 | 511 | 91 | 11 |
| and | 0.77 | 0.2 | 1394 | 70 | 3 |
| invertebrates | 0.84 | 0.1 | 734 | 31 | 13 |
| 1.7 | 0.6 | 408 | 33 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| vertebrates and invertebrates pdf | 0.56 | 0.7 | 6796 | 99 |
