| the family | 0.33 |
| eat fish | 0.73 |
| play in the water | 0.45 |
| use echolocation | 0.40 |
| travel in small groups | 0.38 |
| become entangled | 0.34 |
| use sound | 0.33 |
| approach boat | 0.28 |
| swam into weir | 0.25 |
| lose interest | 0.25 |
| come to the surface | 0.25 |
| More ยป |
| spade-shaped teeth | 0.60 |
| smaller mouths | 0.50 |
| shorter beaks | 0.33 |
| triangular dorsal fin | 0.33 |
| smaller | 0.63 |
| shy | 0.58 |
| vulnerable | 0.31 |
| most plentiful | 0.25 |
| less acrobatic | 0.16 |
| curious | 0.16 |
| mammal | 0.54 |
| cetacean | 0.50 |
| smaller than dolphins | 0.25 |