| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| placental mammals order | 1.26 | 0.9 | 3207 | 84 | 23 |
| placental | 0.52 | 0.2 | 5769 | 78 | 9 |
| mammals | 0.95 | 0.7 | 8930 | 59 | 7 |
| order | 0.39 | 0.9 | 7674 | 21 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| placental mammals originated in what era | 1.89 | 0.4 | 7699 | 70 |
| placental mammals originated in the | 1.71 | 0.7 | 9288 | 78 |
| orders of placental mammals | 1.9 | 0.3 | 3334 | 25 |
| placental mammals originated in the era | 0.48 | 0.3 | 4385 | 67 |
| the origin of placental mammal life histories | 1.84 | 0.1 | 4586 | 73 |
| how did placental mammals get their name | 0.63 | 0.6 | 3505 | 5 |
| when did the first placental mammals evolve | 0.86 | 0.4 | 7882 | 6 |
| evolution of placental mammals | 0.07 | 0.3 | 468 | 73 |
| placental mammals are called | 0.86 | 1 | 8508 | 91 |
| list of placental mammals wikipedia | 0.56 | 0.6 | 7782 | 15 |
| placental mammals definition biology | 0.2 | 1 | 2791 | 88 |
| are all mammals placental | 1.93 | 0.1 | 5268 | 94 |
| list of placental mammals | 0.76 | 0.5 | 7818 | 49 |
| what animals are placental mammals | 1.75 | 0.6 | 4494 | 62 |
| placental mammals for kids | 0.22 | 0.8 | 6540 | 13 |
| what percent of mammals are placental | 1.21 | 0.4 | 7493 | 5 |
| what is a placental animal | 0.2 | 1 | 3907 | 31 |
| what did placental mammals evolve from | 1.24 | 0.7 | 2339 | 54 |
