| beaver(noun, animal, species, classification) |
| north american beaver(expression, animal, species, classification, beaver) |
| castor canadensis(expression, animal, species, classification, beaver) |
| castor fiber(expression, animal, species, classification, beaver) |
| eurasian beaver(expression, animal, species, classification, beaver) |
| agnotocastorinae(noun, animal, species, subfamily) |
| castor(noun, animal, species, classification) |
| castorinae(noun, animal, species, subfamily) |
| castoroidinae(noun, animal, species, subfamily) |
| chalicomys(noun, animal, species, classification) |
| hystricops(noun, animal, species, classification) |
| palaeocastorinae(noun, animal, species, subfamily) |
| romanofiber(noun, animal, species, classification) |
| schreuderia(noun, animal, species, classification) |
| sinocastor(noun, animal, species, classification) |
| steneofiber(noun, animal, species, classification) |
| zamolxifiber(noun, animal, species, classification) |