Blue-billed Black Tyrant (Knipolegus cyanirostris)
Illustration redrawn by AI from a real photograph

Blue-billed Black Tyrant

Knipolegus cyanirostris (Vieillot, 1818)

15 gWeight

The blue-billed black tyrant (Knipolegus cyanirostris) is a species of bird in the family Tyrannidae, the tyrant flycatchers.

Busiest months: August · Most records: Brazil, Argentina, Uruguay

Least Concern

Where and when it's recorded

Blue-billed Black Tyrant has been recorded at 90 of the 8,171 birding hotspots we track, in 4 countries and regions.

Records by month Southern Hemisphere

Where it's recorded most

  1. Reserva Ecológica Costanera SurArgentina549 records
  2. PN do Itatiaia – Agulhas Negras RoadBrazil398 records
  3. Paso Centurión – ÁreaUruguay310 records
More places
  1. PN do Itatiaia – área geralBrazil165 records
  2. PN El Palmar – ÁreaArgentina142 records
  3. PN de Itatiaia – Hotel do YpêBrazil131 records
  4. Reserva Kaetés - PCSABrazil124 records
  5. PN do Itatiaia – Parte BaixaBrazil101 records
  6. Vale das Flores – Fazenda Boa VistaBrazil81 records
  7. PN Iberá – Portal Laguna IberáArgentina64 records

Countries and regions with the most records

BrazilArgentinaUruguayParaguay

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

The blue-billed black tyrant (Knipolegus cyanirostris) is a species of bird in the family Tyrannidae, the tyrant flycatchers. It is found in Argentina, Brazil, Paraguay, and Uruguay.

Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia

Questions

How big is the Blue-billed Black Tyrant?

The Blue-billed Black Tyrant weighs around 15 g.

Where does the Blue-billed Black Tyrant live?

Its breeding range: South America: southeastern, southern Brazil, eastern Paraguay, northeastern Argentina and Uruguay. It is most often recorded in Brazil, Argentina and Uruguay.

When is the best time to see the Blue-billed Black Tyrant?

At the hotspots we track, it is recorded most in August (Southern Hemisphere).

Is the Blue-billed Black Tyrant endangered?

The IUCN Red List classifies the Blue-billed Black Tyrant as Least Concern.

What does the Blue-billed Black Tyrant eat?

Main food: Insects & other invertebrates.

What family is the Blue-billed Black Tyrant in?

It belongs to the family Tyrant Flycatchers, Calyptura (Tyrannidae), order Passerines (Passeriformes).

At a glance

Weight
15 g
Habitat
Forest
Diet
Insects & other invertebrates
Lifestyle
Perches in trees
Migration
Partial migrant
Conservation
Least Concern
More measurements
Wing
77 mm
Tail
66 mm
Bill
17 mm
Tarsus
19 mm

Averages from the AVONET dataset; length from field guides where available.

Range

South America: southeastern, southern Brazil, eastern Paraguay, northeastern Argentina and Uruguay

Breeding range, IOC World Bird List 15.2

Classification

Order
Passerines Passeriformes
Genus
Knipolegus

Other birds in the genus Knipolegus

Jelski's Black TyrantJelski's Black TyrantKnipolegus signatusPlumbeous TyrantPlumbeous TyrantKnipolegus cabanisiCinereous TyrantCinereous TyrantKnipolegus striaticepsWhite-winged Black TyrantWhite-winged Black TyrantKnipolegus aterrimusHudson's Black TyrantHudson's Black TyrantKnipolegus hudsoniRufous-tailed TyrantRufous-tailed TyrantKnipolegus poecilurusRiverside TyrantRiverside TyrantKnipolegus orenocensisAmazonian Black TyrantAmazonian Black TyrantKnipolegus poecilocercusCrested Black TyrantCrested Black TyrantKnipolegus lophotesVelvety Black TyrantVelvety Black TyrantKnipolegus nigerrimusSao Francisco Black TyrantSao Francisco Black TyrantKnipolegus franciscanus
Blue-billed Black Tyrant

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Free to use with credit: “Illustration: Bird Album (birdalbum.com)”. Drawn by AI from reference photos. ↗

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