| reach sexual maturity | 0.35 |
| progress to maturity | 0.25 |
| mean water dog | 0.25 |
| lose leg | 0.25 |
| complete limb re | 0.16 |
| eat worm | 0.16 |
| feathery gills | 0.25 |
| carnivorous | 0.35 |
| unusual | 0.31 |
| extinct | 0.30 |
| abundant | 0.25 |
| bred in captivity | 0.52 |
| native to lake chalco | 0.35 |
| native to lake xochimil… | 0.35 |
| native to mexico | 0.25 |
| maintained by the team … | 0.16 |
| the tiger salamander | 0.50 |