Ursus arctos
E639107
Ursus arctos is the brown bear, a large omnivorous mammal native to Eurasia and North America and one of the most widespread bear species in the world.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ursus arctos canonical | 3 |
| Ursus arctos horribilis | 2 |
| Ursus arctos arctos | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6536474 — 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: Ursus arctos Context triple: [Ursus, typicalSpecies, Ursus arctos]
-
A.
Ursus deningeri
Ursus deningeri is an extinct species of Pleistocene bear considered a likely ancestor of the cave bear, Ursus spelaeus.
-
B.
Ursus
Ursus is a genus of large mammals in the bear family that includes species such as brown bears, polar bears, and black bears.
-
C.
Ursus arctos marsicanus
Ursus arctos marsicanus is a critically endangered subspecies of brown bear native to Italy’s central Apennine Mountains, known for its small, isolated population and conservation concern.
-
D.
Ursus arctos crowtheri
Ursus arctos crowtheri is an extinct subspecies of brown bear that once inhabited North Africa.
-
E.
Ursus ingressus
Ursus ingressus is an extinct species of Pleistocene cave bear known from fossil remains across central and eastern Europe.
- 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: Ursus arctos Target entity description: Ursus arctos is the brown bear, a large omnivorous mammal native to Eurasia and North America and one of the most widespread bear species in the world.
-
A.
Ursus deningeri
Ursus deningeri is an extinct species of Pleistocene bear considered a likely ancestor of the cave bear, Ursus spelaeus.
-
B.
Ursus
Ursus is a genus of large mammals in the bear family that includes species such as brown bears, polar bears, and black bears.
-
C.
Ursus arctos marsicanus
Ursus arctos marsicanus is a critically endangered subspecies of brown bear native to Italy’s central Apennine Mountains, known for its small, isolated population and conservation concern.
-
D.
Ursus arctos crowtheri
Ursus arctos crowtheri is an extinct subspecies of brown bear that once inhabited North Africa.
-
E.
Ursus ingressus
Ursus ingressus is an extinct species of Pleistocene cave bear known from fossil remains across central and eastern Europe.
- F. None of above. chosen
Statements (81)
| Predicate | Object |
|---|---|
| instanceOf |
bear
ⓘ
mammal ⓘ species ⓘ |
| activityPattern |
crepuscular
ⓘ
mostly diurnal ⓘ |
| averageFemaleMassRange | 80–250 kg ⓘ |
| averageLifespanCaptivity | up to 40 years ⓘ |
| averageLifespanWild | 20–30 years ⓘ |
| averageMaleMassRange | 135–390 kg ⓘ |
| binomialName | Ursus arctos NERFINISHED ⓘ |
| bodyLengthRange | 1.4–2.8 m ⓘ |
| canStandBipedally | true ⓘ |
| class | Mammalia ⓘ |
| climbingAbility | good climber when young ⓘ |
| coatColor |
almost black
ⓘ
blond ⓘ brown ⓘ |
| commonName | brown bear ⓘ |
| conservationStatus | Least Concern ⓘ |
| conservationSystem | IUCN Red List NERFINISHED ⓘ |
| culturalSignificance | symbol in many Eurasian cultures ⓘ |
| describedBy | Carl Linnaeus ⓘ |
| diet | omnivorous ⓘ |
| domain |
Eukarya
ⓘ
surface form:
Eukaryota
|
| eats |
berries
ⓘ
carrion ⓘ insects ⓘ nuts ⓘ roots ⓘ |
| family | Ursidae ⓘ |
| gestationType | delayed implantation ⓘ |
| habitat |
coastal areas
ⓘ
forests ⓘ mountains ⓘ subalpine meadows ⓘ tundra ⓘ |
| hibernates | true ⓘ |
| introducedTo | South America NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| litterSizeRange | 1–4 cubs ⓘ |
| locomotion | plantigrade ⓘ |
| maximumRecordedMass | ~780 kg ⓘ |
| nativeTo |
Asia
NERFINISHED
ⓘ
Eurasia NERFINISHED ⓘ Europe NERFINISHED ⓘ North America ⓘ |
| order | Carnivora ⓘ |
| parentTaxon | Ursus ⓘ |
| phylum | Chordata ⓘ |
| preysOn |
salmon
ⓘ
ungulates ⓘ |
| rangeIncludes |
Alaska
NERFINISHED
ⓘ
Balkans NERFINISHED ⓘ Canada NERFINISHED ⓘ Carpathian Mountains NERFINISHED ⓘ Caucasus NERFINISHED ⓘ Himalayas NERFINISHED ⓘ Japan (Hokkaido) NERFINISHED ⓘ Russia NERFINISHED ⓘ Scandinavia NERFINISHED ⓘ United States NERFINISHED ⓘ |
| reproductiveSeason | late spring to early summer ⓘ |
| sexualDimorphism | males larger than females ⓘ |
| shoulderHeightRange | 0.9–1.5 m ⓘ |
| subspecies |
Ursus arctos arctos
ⓘ
Ursus arctos collaris ⓘ Ursus arctos horribilis NERFINISHED ⓘ Ursus arctos isabellinus NERFINISHED ⓘ Ursus arctos lasiotus NERFINISHED ⓘ Ursus arctos middendorffi ⓘ Ursus arctos pruinosus NERFINISHED ⓘ Ursus arctos syriacus NERFINISHED ⓘ |
| swimmingAbility | strong swimmer ⓘ |
| taxonRank | species ⓘ |
| threats |
habitat loss
ⓘ
human–wildlife conflict ⓘ poaching ⓘ |
| trophicLevel | omnivore ⓘ |
| usedAsNationalAnimalOf | Russia NERFINISHED ⓘ |
| usedAsStateAnimalOf | California (grizzly bear subspecies, extinct there) ⓘ |
| yearDescribed | 1758 ⓘ |
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: Ursus arctos Description of subject: Ursus arctos is the brown bear, a large omnivorous mammal native to Eurasia and North America and one of the most widespread bear species in the world.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Ursus arctos arctos
this entity surface form:
Ursus arctos horribilis
this entity surface form:
Ursus arctos horribilis