Polioptila caerulea
E694279
Polioptila caerulea, commonly known as the blue-gray gnatcatcher, is a small, active insectivorous songbird native to North and Central America, recognized for its bluish-gray plumage and long, constantly flicking tail.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Polioptila caerulea canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7802173 — 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: Polioptila caerulea Context triple: [Certhioidea, hasMember, Polioptila caerulea]
-
A.
Pollachius virens
Pollachius virens is a commercially important North Atlantic fish species, commonly known as saithe or coalfish, valued for food and sport fishing.
-
B.
Phoebetria fusca
Phoebetria fusca, commonly known as the sooty albatross, is a dark-plumaged seabird of the Southern Ocean recognized for its long, narrow wings and graceful, soaring flight.
-
C.
Poecilodryas
Poecilodryas is a genus of Australasian robins, small insectivorous passerine birds native to forests and woodlands in New Guinea and nearby regions.
-
D.
Aquila fasciata
Aquila fasciata, commonly known as the Bonelli's eagle, is a medium-to-large bird of prey found in parts of southern Europe, Africa, and Asia, known for its powerful build and agile hunting.
-
E.
Poecile
Poecile is a genus of small passerine birds in the tit family Paridae, which includes chickadees and tits found across the Northern Hemisphere.
- 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: Polioptila caerulea Target entity description: Polioptila caerulea, commonly known as the blue-gray gnatcatcher, is a small, active insectivorous songbird native to North and Central America, recognized for its bluish-gray plumage and long, constantly flicking tail.
-
A.
Pollachius virens
Pollachius virens is a commercially important North Atlantic fish species, commonly known as saithe or coalfish, valued for food and sport fishing.
-
B.
Phoebetria fusca
Phoebetria fusca, commonly known as the sooty albatross, is a dark-plumaged seabird of the Southern Ocean recognized for its long, narrow wings and graceful, soaring flight.
-
C.
Poecilodryas
Poecilodryas is a genus of Australasian robins, small insectivorous passerine birds native to forests and woodlands in New Guinea and nearby regions.
-
D.
Aquila fasciata
Aquila fasciata, commonly known as the Bonelli's eagle, is a medium-to-large bird of prey found in parts of southern Europe, Africa, and Asia, known for its powerful build and agile hunting.
-
E.
Poecile
Poecile is a genus of small passerine birds in the tit family Paridae, which includes chickadees and tits found across the Northern Hemisphere.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
bird species
ⓘ
gnatcatcher ⓘ |
| binomialAuthority | (Linnaeus, 1766) ⓘ |
| bodySize | small ⓘ |
| breedingRange |
United States
ⓘ
linked to:
United States of America
northern Mexico ⓘ
linked to:
Northern Mexico
southern Canada ⓘ |
| class | Aves ⓘ |
| clutchSize | typically 3–5 eggs ⓘ |
| commonName |
blue-gray gnatcatcher
ⓘ
linked to:
Blue-gray Gnatcatcher
blue-grey gnatcatcher ⓘ
linked to:
Blue-gray Gnatcatcher
|
| conservationStatus | Least Concern ⓘ |
| describedBy | Carl Linnaeus ⓘ |
| diet | insectivorous ⓘ |
| distinctiveBehavior | constantly flicking tail ⓘ |
| distinctiveFeature | long tail ⓘ |
| eggColor | pale blue with brown spots ⓘ |
| family | Polioptilidae ⓘ |
| feedingBehavior | gleaning insects from foliage ⓘ |
| foragingStratum |
canopy
ⓘ
subcanopy ⓘ |
| genus | Polioptila ⓘ |
| habitat |
forest edges
ⓘ
open woodlands ⓘ riparian thickets ⓘ scrublands ⓘ |
| kingdom | Animalia ⓘ |
| migratoryBehavior | partially migratory ⓘ |
| nativeTo |
Central America
ⓘ
North America ⓘ |
| nestLocation | tree branches ⓘ |
| nestType | cup-shaped nest ⓘ |
| order | Passeriformes ⓘ |
| phylum | Chordata ⓘ |
| plumageColor |
bluish-gray upperparts
ⓘ
white underparts ⓘ |
| socialBehavior |
joins mixed-species foraging flocks
ⓘ
often seen in pairs ⓘ |
| taxonRank | species ⓘ |
| typicalLength | about 10–13 cm ⓘ |
| typicalWeight | about 5–7 g ⓘ |
| vocalization |
complex song
ⓘ
high-pitched calls ⓘ |
| winteringRange |
Caribbean
ⓘ
Central America ⓘ Mexico ⓘ southern United States ⓘ |
| yearDescribed | 1766 ⓘ |
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: Polioptila caerulea Description of subject: Polioptila caerulea, commonly known as the blue-gray gnatcatcher, is a small, active insectivorous songbird native to North and Central America, recognized for its bluish-gray plumage and long, constantly flicking tail.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.