southwestern willow flycatcher
E1013231
The southwestern willow flycatcher is a small, insect-eating migratory songbird of the American Southwest that nests in dense riparian vegetation and is listed as an endangered subspecies due to habitat loss and degradation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| southwestern willow flycatcher canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12969851 — 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: southwestern willow flycatcher Context triple: [Colorado River Basin, supportsSpecies, southwestern willow flycatcher]
-
A.
Savi’s warbler
Savi’s warbler is a small, secretive Old World warbler known for its insect-like reeling song and preference for dense reedbeds and marshy habitats across parts of Europe and western Asia.
-
B.
Zapata sparrow
The Zapata sparrow is a rare, range-restricted songbird native to Cuba, known for its isolated populations in specialized wetland and coastal habitats.
-
C.
Acadian flycatcher
The Acadian flycatcher is a small North American migratory songbird in the tyrant flycatcher family, known for its insect-catching agility in shaded, mature deciduous forests.
-
D.
Scissor-tailed flycatcher
The Scissor-tailed Flycatcher is a striking North American songbird known for its extremely long, forked tail and graceful aerial insect-hunting displays.
-
E.
Cassin’s Sparrow
Cassin’s Sparrow is a small, streaky brown songbird of arid grasslands in the southwestern United States and northern Mexico, noted for its skylarking display flights and subtle plumage.
- 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: southwestern willow flycatcher Target entity description: The southwestern willow flycatcher is a small, insect-eating migratory songbird of the American Southwest that nests in dense riparian vegetation and is listed as an endangered subspecies due to habitat loss and degradation.
-
A.
Savi’s warbler
Savi’s warbler is a small, secretive Old World warbler known for its insect-like reeling song and preference for dense reedbeds and marshy habitats across parts of Europe and western Asia.
-
B.
Zapata sparrow
The Zapata sparrow is a rare, range-restricted songbird native to Cuba, known for its isolated populations in specialized wetland and coastal habitats.
-
C.
Acadian flycatcher
The Acadian flycatcher is a small North American migratory songbird in the tyrant flycatcher family, known for its insect-catching agility in shaded, mature deciduous forests.
-
D.
Scissor-tailed flycatcher
The Scissor-tailed Flycatcher is a striking North American songbird known for its extremely long, forked tail and graceful aerial insect-hunting displays.
-
E.
Cassin’s Sparrow
Cassin’s Sparrow is a small, streaky brown songbird of arid grasslands in the southwestern United States and northern Mexico, noted for its skylarking display flights and subtle plumage.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
bird subspecies
ⓘ
endangered subspecies ⓘ migratory songbird ⓘ |
| bodyLength | approximately 13 to 17 centimeters ⓘ |
| breedingHabitat |
dense riparian vegetation
ⓘ
riparian woodlands ⓘ willow thickets ⓘ |
| breedingRange |
Arizona
NERFINISHED
ⓘ
New Mexico NERFINISHED ⓘ southern California NERFINISHED ⓘ southern Nevada NERFINISHED ⓘ southern Utah NERFINISHED ⓘ southwestern Colorado ⓘ western Texas NERFINISHED ⓘ |
| breedingSeason | late spring to summer ⓘ |
| class | Aves NERFINISHED ⓘ |
| clutchSize | 3 to 4 eggs ⓘ |
| commonName | southwestern willow flycatcher NERFINISHED ⓘ |
| conservationStatus | endangered (U.S. Endangered Species Act) ⓘ |
| describedAs | small insectivorous bird ⓘ |
| diet | insects ⓘ |
| family | Tyrannidae NERFINISHED ⓘ |
| feedingBehavior | hawking from perches ⓘ |
| genus | Empidonax NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| listedAsEndangeredBy | U.S. Fish and Wildlife Service NERFINISHED ⓘ |
| listingYear | 1995 ⓘ |
| migrationBehavior | long-distance migrant ⓘ |
| nativeTo |
American Southwest
NERFINISHED
ⓘ
southwestern United States NERFINISHED ⓘ |
| nestsIn |
cottonwoods
ⓘ
dense riparian shrubs and trees ⓘ saltcedar ⓘ willows ⓘ |
| order | Passeriformes ⓘ |
| parentTaxon | Empidonax traillii NERFINISHED ⓘ |
| phylum | Chordata ⓘ |
| plumageColor |
olive-gray upperparts
ⓘ
pale underparts with light yellowish wash ⓘ |
| protectedBy | U.S. Endangered Species Act NERFINISHED ⓘ |
| scientificName | Empidonax traillii extimus NERFINISHED ⓘ |
| songType | short sneezy fitz-bew call ⓘ |
| taxonRank | subspecies ⓘ |
| threatenedBy |
groundwater pumping
ⓘ
habitat degradation ⓘ habitat loss ⓘ invasive riparian plants ⓘ river regulation and dam construction ⓘ |
| wintersIn |
Central America
NERFINISHED
ⓘ
Mexico NERFINISHED ⓘ |
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: southwestern willow flycatcher Description of subject: The southwestern willow flycatcher is a small, insect-eating migratory songbird of the American Southwest that nests in dense riparian vegetation and is listed as an endangered subspecies due to habitat loss and degradation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.