Aplodontia rufa
E743507
Aplodontia rufa, commonly known as the mountain beaver, is a primitive, burrowing rodent native to the Pacific Northwest of North America.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Aplodontia | 4 |
| Aplodontia rufa canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8551245 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Aplodontia rufa Context triple: [Aplodontiidae, containsTaxon, Aplodontia rufa]
-
A.
Marmota monax
Marmota monax is a North American rodent species commonly known as the groundhog or woodchuck, noted for its burrowing habits and cultural association with Groundhog Day.
-
B.
Vombatus
Vombatus is a genus of burrowing marsupials that includes the common wombat, known for its stout body, short legs, and herbivorous diet in southeastern Australia.
-
C.
Oreamnos
Oreamnos is a genus of North American mountain goats known for their thick white coats and exceptional climbing ability on steep, rocky terrain.
-
D.
Olympic marmot
The Olympic marmot is a large, burrowing ground squirrel species endemic to Washington State’s Olympic Peninsula, where it inhabits alpine and subalpine meadows.
-
E.
Antilocapra
Antilocapra is a genus of North American ungulates best known for the pronghorn, a fast-running hoofed mammal often considered the continent’s swiftest land animal.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Aplodontia rufa Target entity description: Aplodontia rufa, commonly known as the mountain beaver, is a primitive, burrowing rodent native to the Pacific Northwest of North America.
-
A.
Marmota monax
Marmota monax is a North American rodent species commonly known as the groundhog or woodchuck, noted for its burrowing habits and cultural association with Groundhog Day.
-
B.
Vombatus
Vombatus is a genus of burrowing marsupials that includes the common wombat, known for its stout body, short legs, and herbivorous diet in southeastern Australia.
-
C.
Oreamnos
Oreamnos is a genus of North American mountain goats known for their thick white coats and exceptional climbing ability on steep, rocky terrain.
-
D.
Olympic marmot
The Olympic marmot is a large, burrowing ground squirrel species endemic to Washington State’s Olympic Peninsula, where it inhabits alpine and subalpine meadows.
-
E.
Antilocapra
Antilocapra is a genus of North American ungulates best known for the pronghorn, a fast-running hoofed mammal often considered the continent’s swiftest land animal.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
mammal
ⓘ
species of rodent ⓘ |
| activityPattern | primarily nocturnal ⓘ |
| behavior | burrowing ⓘ |
| bodyLength | approximately 30–50 centimeters ⓘ |
| bodyMass | approximately 500–1000 grams ⓘ |
| class | Mammalia ⓘ |
| commonName |
boomer
ⓘ
ground bear ⓘ mountain beaver ⓘ |
| describedBy |
Rafinesque
ⓘ
linked to:
Constantine Samuel Rafinesque
|
| diet | herbivorous ⓘ |
| eats |
ferns
ⓘ
herbaceous plants ⓘ shrubs ⓘ tree seedlings ⓘ |
| family | Aplodontiidae ⓘ |
| foundIn |
British Columbia
ⓘ
California ⓘ
linked to:
California, United States
Canada ⓘ Oregon ⓘ United States ⓘ
linked to:
United States of America
Washington (state) ⓘ
linked to:
Washington
|
| furColor |
brown
ⓘ
dark gray-brown ⓘ |
| habitat |
dense understory vegetation
ⓘ
moist forests ⓘ riparian areas ⓘ |
| impact | can be a forestry pest due to seedling damage ⓘ |
| IUCNStatus | Least Concern ⓘ |
| kingdom | Animalia ⓘ |
| lifestyle | fossorial ⓘ |
| litterSize | typically 2–4 young ⓘ |
| nativeTo |
North America
ⓘ
Pacific Northwest ⓘ |
| notableFeature |
considered one of the most primitive living rodents
ⓘ
has simple cheek teeth ⓘ kidneys poorly adapted to concentrate urine ⓘ |
| order | Rodentia ⓘ |
| parentTaxon |
Aplodontia
ⓘ
linked to:
Aplodontia rufa
|
| phylum | Chordata ⓘ |
| reproduction | gives birth once per year ⓘ |
| requires | moist environments ⓘ |
| socialStructure | solitary ⓘ |
| tailLength | very short tail ⓘ |
| taxonRank | species ⓘ |
| usedAs | model organism for primitive rodent morphology ⓘ |
| yearDescribed | 1817 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Aplodontia rufa Description of subject: Aplodontia rufa, commonly known as the mountain beaver, is a primitive, burrowing rodent native to the Pacific Northwest of North America.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Aplodontia rufa
linked to: Aplodontia rufa
linked to: Aplodontia rufa
linked to: Aplodontia rufa