| Rating | Solver | Clue |
|---|---|---|
| MOLE | Burrowing animal | |
| VOLE | Burrowing animal | |
| FOSSORIAL | Fitted for digging, adapted for burrowing or digging; as, a fossorial foot; a fossorial animal. | |
| GALLERY | A long and narrow corridor, or place for walking; a connecting passageway, as between one room and another; also, a long hole or passage excavated by a boring or burrowing animal. | |
| BADGER | A carnivorous quadruped of the genus Meles or of an allied genus. It is a burrowing animal, with short, thick legs, and long claws on the fore ... | |