| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| biggest water animal ever existed | 0.1 | 0.7 | 7413 | 62 |
| biggest water creature ever | 0.99 | 0.3 | 4405 | 61 |
| what is the largest water mammal | 0.66 | 0.4 | 4623 | 20 |
| largest aquatic animal in history | 0.49 | 0.7 | 6787 | 33 |
| largest extinct water animal | 0.4 | 0.9 | 791 | 56 |
| what is the biggest aquatic animal | 0.29 | 0.5 | 2396 | 18 |
| largest aquatic animal in the world | 1.11 | 1 | 1884 | 77 |
| longest living water animal | 0.69 | 0.4 | 5491 | 99 |
| largest aquatic animal to ever live | 1.28 | 0.6 | 5167 | 73 |
| biggest prehistoric water creature | 1.12 | 0.2 | 6819 | 83 |
| largest aquatic animal discovered | 1.98 | 1 | 3742 | 77 |
| what is the largest aquatic animal | 1.38 | 0.2 | 7566 | 76 |
| aquatic animal largest on earth | 0.55 | 0.6 | 3722 | 94 |
| largest prehistoric water creature | 0.55 | 0.1 | 4552 | 54 |
| largest amount of water in animals body | 0.06 | 0.1 | 9037 | 28 |
| what water animal lives the longest | 1.47 | 0.7 | 298 | 70 |
