sperm whale
E609834
The sperm whale is the largest toothed predator on Earth, a deep-diving marine mammal known for its massive square head, powerful echolocation, and global oceanic range.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Physeter | 3 |
| Physeter macrocephalus | 3 |
| Mocha Dick (historical bull sperm whale) | 1 |
| sperm whale canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6651611 — 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: sperm whale Context triple: [Antarctic toothfish, preyedUponBy, sperm whale]
-
A.
Bowhead whale
The bowhead whale is a large, long-lived baleen whale of Arctic and sub-Arctic waters, known for its massive bow-shaped skull, thick blubber, and cultural and subsistence importance to Indigenous peoples of the far north.
-
B.
Cuvier's beaked whale
Cuvier's beaked whale is a deep-diving, elusive cetacean species known for holding the record for the longest and deepest dives among marine mammals.
-
C.
bryde’s whale
Bryde’s whale is a medium-sized, sleek baleen whale found in warm temperate and tropical oceans worldwide, known for its three distinct head ridges and year-round coastal and offshore presence.
-
D.
minke whale
The minke whale is one of the smallest and most common baleen whales, known for its streamlined body, pointed snout, and widespread distribution in oceans worldwide.
-
E.
Walnut Whales
Walnut Whales is an early self-released demo album by singer-songwriter Joanna Newsom that showcases her distinctive harp-based folk style before her official debut.
- 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: sperm whale Target entity description: The sperm whale is the largest toothed predator on Earth, a deep-diving marine mammal known for its massive square head, powerful echolocation, and global oceanic range.
-
A.
Bowhead whale
The bowhead whale is a large, long-lived baleen whale of Arctic and sub-Arctic waters, known for its massive bow-shaped skull, thick blubber, and cultural and subsistence importance to Indigenous peoples of the far north.
-
B.
Cuvier's beaked whale
Cuvier's beaked whale is a deep-diving, elusive cetacean species known for holding the record for the longest and deepest dives among marine mammals.
-
C.
bryde’s whale
Bryde’s whale is a medium-sized, sleek baleen whale found in warm temperate and tropical oceans worldwide, known for its three distinct head ridges and year-round coastal and offshore presence.
-
D.
minke whale
The minke whale is one of the smallest and most common baleen whales, known for its streamlined body, pointed snout, and widespread distribution in oceans worldwide.
-
E.
Walnut Whales
Walnut Whales is an early self-released demo album by singer-songwriter Joanna Newsom that showcases her distinctive harp-based folk style before her official debut.
- F. None of above. chosen
Statements (82)
| Predicate | Object |
|---|---|
| instanceOf |
deep-diving mammal
ⓘ
marine mammal ⓘ species ⓘ |
| ambergrisUse | perfume industry ⓘ |
| avoids | most polar pack ice ⓘ |
| blowCharacteristics | low bushy blow angled forward and left ⓘ |
| bodyColor |
brownish gray
ⓘ
dark gray ⓘ |
| brainMass | largest brain of any living animal ⓘ |
| breathingMedium | air ⓘ |
| calvingInterval | about 4 to 6 years ⓘ |
| class | Mammalia ⓘ |
| commonNameOf |
Physeter macrocephalus
ⓘ
linked to:
sperm whale
|
| conservationStatus | Vulnerable ⓘ |
| conservationStatusSystem |
IUCN Red List
ⓘ
linked to:
IUCN Red List of Threatened Species
|
| culturalSignificance | featured in novel Moby-Dick ⓘ |
| diet |
fish
ⓘ
rays ⓘ sharks ⓘ squid ⓘ |
| distinctiveFeature |
massive square head
ⓘ
narrow lower jaw ⓘ single blowhole on left side of head ⓘ |
| diveDepth | over 1000 metres ⓘ |
| diveDuration | over 60 minutes ⓘ |
| dorsalFeature | small dorsal hump ⓘ |
| echolocationFunction |
navigation in deep water
ⓘ
prey detection ⓘ |
| family | Physeteridae ⓘ |
| genus |
Physeter
ⓘ
linked to:
sperm whale
|
| geographicRange |
from equator to high latitudes
ⓘ
global oceans ⓘ |
| gestationPeriod | about 14 to 16 months ⓘ |
| groupName | pod ⓘ |
| habitat |
deep offshore waters
ⓘ
open ocean ⓘ |
| hasDentition | teeth only in lower jaw ⓘ |
| hasHair | sparse hairs on snout in calves ⓘ |
| hasMilk | yes ⓘ |
| hasType | toothed whale ⓘ |
| headContent | spermaceti organ ⓘ |
| historicallyHuntedFor |
ambergris
ⓘ
spermaceti oil ⓘ whale oil ⓘ |
| kingdom | Animalia ⓘ |
| lactationPeriod | more than 1 year ⓘ |
| lifespan | over 60 years ⓘ |
| locomotion | powerful tail flukes ⓘ |
| maximumLength | about 20.5 metres ⓘ |
| maximumMass | about 57,000 kilograms ⓘ |
| maximumRecordedDiveDepth | over 2000 metres ⓘ |
| migrationPattern | latitudinal movements related to sex and age ⓘ |
| newbornLength | about 4 metres ⓘ |
| newbornMass | about 1000 kilograms ⓘ |
| notableIndividual |
Mocha Dick (historical bull sperm whale)
ⓘ
linked to:
sperm whale
|
| order | Cetacea ⓘ |
| phylum | Chordata ⓘ |
| preyedUponBy | killer whale ⓘ |
| protectedBy | International Whaling Commission moratorium on commercial whaling ⓘ |
| reproduction | viviparous ⓘ |
| reproductionMode | internal fertilization ⓘ |
| respiration | lungs ⓘ |
| sexualDimorphism | males much larger than females ⓘ |
| socialStructure |
bachelor groups of males
ⓘ
female-led social groups ⓘ solitary large males at high latitudes ⓘ |
| spermacetiFunction |
buoyancy control (hypothesized)
ⓘ
sound production ⓘ |
| tailFeature | triangular flukes ⓘ |
| thermoregulation | endothermic ⓘ |
| threat |
chemical pollution
ⓘ
climate change impacts ⓘ entanglement in fishing gear ⓘ noise pollution ⓘ ship strikes ⓘ |
| trophicRole | apex predator ⓘ |
| uses | echolocation ⓘ |
| ventralColor | paler underside ⓘ |
| vocalization |
clicks
ⓘ
codas ⓘ |
| vocalizationFunction |
communication
ⓘ
echolocation ⓘ |
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: sperm whale Description of subject: The sperm whale is the largest toothed predator on Earth, a deep-diving marine mammal known for its massive square head, powerful echolocation, and global oceanic range.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: sperm whale
linked to: sperm whale
linked to: sperm whale
linked to: sperm whale
linked to: sperm whale