pygmy hippopotamus
E896648
The pygmy hippopotamus is a small, semi-aquatic mammal native to the forests and swamps of West Africa, resembling a miniature hippo and adapted to a more solitary, nocturnal lifestyle.
All labels observed (1)
| Label | Occurrences |
|---|---|
| pygmy hippopotamus canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T10957239 — 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: pygmy hippopotamus Context triple: [Choeropsis liberiensis, commonName, pygmy hippopotamus]
-
A.
Hyemoschus
Hyemoschus is a genus of small, primitive ruminant mammals commonly known as African chevrotains or mouse-deer, found in the forests of central and western Africa.
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B.
Hippo
Hippo was the nickname of American Major League Baseball pitcher Hippo Vaughn, known for his standout career with the Chicago Cubs in the 1910s.
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C.
Hippo
Hippo is an ancient North African city, historically known as Hippo Regius, famed as the episcopal see of Saint Augustine and an important center of early Christianity in Roman Algeria.
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D.
Atlantoxerus
Atlantoxerus is a genus of ground-dwelling squirrels native to North Africa, best known for the Barbary ground squirrel.
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E.
Hippopotamus
Hippopotamus is a large, mostly herbivorous semi-aquatic mammal native to sub-Saharan Africa, known for its barrel-shaped body, massive jaws, and aggressive behavior.
- 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: pygmy hippopotamus Target entity description: The pygmy hippopotamus is a small, semi-aquatic mammal native to the forests and swamps of West Africa, resembling a miniature hippo and adapted to a more solitary, nocturnal lifestyle.
-
A.
Hyemoschus
Hyemoschus is a genus of small, primitive ruminant mammals commonly known as African chevrotains or mouse-deer, found in the forests of central and western Africa.
-
B.
Hippo
Hippo was the nickname of American Major League Baseball pitcher Hippo Vaughn, known for his standout career with the Chicago Cubs in the 1910s.
-
C.
Hippo
Hippo is an ancient North African city, historically known as Hippo Regius, famed as the episcopal see of Saint Augustine and an important center of early Christianity in Roman Algeria.
-
D.
Atlantoxerus
Atlantoxerus is a genus of ground-dwelling squirrels native to North Africa, best known for the Barbary ground squirrel.
-
E.
Hippopotamus
Hippopotamus is a large, mostly herbivorous semi-aquatic mammal native to sub-Saharan Africa, known for its barrel-shaped body, massive jaws, and aggressive behavior.
- F. None of above. chosen
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf |
endangered species
ⓘ
hippopotamid ⓘ mammal ⓘ semiaquatic mammal ⓘ vertebrate ⓘ |
| activityPattern | nocturnal ⓘ |
| averageBodyLength | about 150–175 cm ⓘ |
| averageShoulderHeight | about 75–100 cm ⓘ |
| averageWeight | about 180–275 kg ⓘ |
| binomialName | Choeropsis liberiensis ⓘ |
| class | Mammalia ⓘ |
| commonName |
pygmy hippo
ⓘ
pygmy hippopotamus ⓘ |
| conservationMeasure |
captive breeding programs in zoos
ⓘ
protected areas in range countries ⓘ |
| describedBy | Morton, 1849 ⓘ |
| diet | herbivorous ⓘ |
| differsFrom | common hippopotamus by smaller size and more terrestrial habits ⓘ |
| ears | small ⓘ |
| eats |
ferns
ⓘ
fruits ⓘ grasses ⓘ leaves ⓘ |
| eyes | less protruding than common hippopotamus ⓘ |
| family | Hippopotamidae ⓘ |
| genus | Choeropsis ⓘ |
| gestationPeriod | about 6–7 months ⓘ |
| habitat |
marshes
ⓘ
riverine forests ⓘ swamps ⓘ tropical forests ⓘ |
| headShape | more streamlined than common hippopotamus ⓘ |
| IUCNStatus | Endangered ⓘ |
| kingdom | Animalia ⓘ |
| lifespanInCaptivity | up to about 40 years ⓘ |
| lifespanInWild | around 20–30 years ⓘ |
| limbAdaptation | has less webbing between toes than common hippopotamus ⓘ |
| nativeTo |
Côte d’Ivoire
ⓘ
linked to:
Côte d'Ivoire
Guinea ⓘ Liberia ⓘ Sierra Leone ⓘ West Africa ⓘ |
| order | Artiodactyla ⓘ |
| phylum | Chordata ⓘ |
| relatedTo | common hippopotamus ⓘ |
| reproduction | gives birth to a single calf ⓘ |
| skinAdaptation | secretes oily substance for moisture ⓘ |
| skinColor |
blackish
ⓘ
dark brown ⓘ |
| socialBehavior | solitary ⓘ |
| species | Choeropsis liberiensis ⓘ |
| tail | short ⓘ |
| taxonRank | species ⓘ |
| threat |
civil conflict in range states
ⓘ
habitat loss ⓘ hunting ⓘ |
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: pygmy hippopotamus Description of subject: The pygmy hippopotamus is a small, semi-aquatic mammal native to the forests and swamps of West Africa, resembling a miniature hippo and adapted to a more solitary, nocturnal lifestyle.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Morton