Cassin's kingbird
Tyrannus vociferans Swainson, 1826
The cassin's kingbird (Tyrannus vociferans) is a species in the family Tyrannidae, order Passeriformes. Recorded adults weigh 41.4 g to 45.6 g. Its IUCN Red List status is Least Concern.
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Quick facts about the cassin's kingbird
- Weight
- 41.4 g – 45.6 gsrc for Weight
- Length
- Not recorded
- Lifespan
- Not recorded
- Diet
- Invertivoresrc for Diet
- Main food
- Not recorded
- Habitat
- forestsrc for Habitat
- Egg incubation
- 15.8 dayssrc for Egg incubation
- Young per litter or clutch
- 3.5src for Young per litter or clutch
- Litters or clutches a year
- 1.5src for Litters or clutches a year
- Lifestyle
- Perchingsrc for Lifestyle
- Migration
- Migratorysrc for Migration
- Conservation status
- Least Concern (IUCN)src for Conservation status
- Countries on record
- Not recorded
Where does the cassin's kingbird live?
Not recorded
What is the cassin's kingbird?
Cassin's kingbird (Tyrannus vociferans) is a large tyrant flycatcher native to western North America. The name of this bird commemorates the American ornithologist John Cassin.
From the Wikipedia article “Cassin's kingbird” (en.wikipedia.org/w/index.php?title=Cassin%27s_kingbird&oldid=1314515917), by Wikipedia contributors, licensed under CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0). This block is kept separate from our own text.
Is the cassin's kingbird endangered?
The cassin's kingbird is listed as Least Concern on the IUCN Red List: it is not currently at risk of extinction.
- LCLeast Concern
- NTNear Threatened
- VUVulnerable
- ENEndangered
- CRCritically Endangered
- EWExtinct in the Wild
- EXExtinct
Category via Wikidata (CC0). Find the full assessment on the IUCN Red List. See all Least Concern species.
How is the cassin's kingbird classified?
- kingdomAnimalia
- phylumChordata
- classAves
- orderPasseriformes
- familyTyrannidae
- genusTyrannus
- SpeciesTyrannus vociferans Swainson, 1826
Other names and names in other languages (36)
- tirà de CassinCatalan
- tyran křiklavýCzech
- teyrnaderyn CassinWelsh
- Nordlig KongetyranDanish
- CassintyrannGerman
- Cassin-TyrannGerman
- CassinkönigstyrannGerman
- kriema tiranoEsperanto
- Tirano ChibiúSpanish
- Tirano gritónSpanish
- salu-türanntikatEstonian
- tarhatyranniFinnish
- Tyran de CassinFrench
- olovastoleđi silnikCroatian
- tiranno di CassinItalian
- Re dei tiranni di CassinItalian
- ハシボソタイランチョウJapanese
- hashibosotairanchouJapanese
- Kasino karališkasis tironasLithuanian
- skaļais karaļputnsLatvian
- Cassins KoningstiranDutch
- krattkongetyrannNorwegian
- tyran krzykliwyPolish
- tirano-gritadorPortuguese
- suiriri-gritadorPortuguese
- Серогрудый тираннRussian
- Королевский тиранн КассинаRussian
- postriežkar krikľavýSlovak
- Kasinova kraljevska tirankaSerbian
- larmkungstyrannSwedish
- cassinkungstyrannSwedish
- Cassins kungstyrannSwedish
- Kayalık Dağları TiranıTurkish
- тиран-крикунUkrainian
- 卡氏王霸鹟Chinese
- 卡辛氏王霸鶲Chinese
Relatives of the cassin's kingbird
Other species in the same genus Tyrannus.

Eastern kingbird
Tyrannus tyrannus

Tropical kingbird
Tyrannus melancholicus

Fork-tailed flycatcher
Tyrannus savana

Western kingbird
Tyrannus verticalis
Couch's kingbird
Tyrannus couchii
Gray kingbird
Tyrannus dominicensis
CompareCassin's kingbird vs Eastern kingbirdCassin's kingbird vs Tropical kingbirdCassin's kingbird vs Fork-tailed flycatcherCassin's kingbird vs Western kingbird
Common questions
Answered only where our data holds the answer.
How big is the cassin's kingbird?
An adult cassin's kingbird weighs 41.4 g – 45.6 g, according to values recorded on Wikidata.
Is the cassin's kingbird endangered?
The cassin's kingbird is listed as Least Concern on the IUCN Red List, meaning it is not currently at risk of extinction.
What kind of animal is the cassin's kingbird?
The cassin's kingbird (Tyrannus vociferans) belongs to the family Tyrannidae in the order Passeriformes.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - AVONET: morphological, ecological and geographical data for all birds · CC BY 4.0 · v7
Tobias, J.A. et al. (2022) AVONET: morphological, ecological and geographical data for all birds. Ecology Letters 25: 581–597. https://doi.org/10.1111/ele.13898. Data: https://doi.org/10.6084/m9.figshare.16586228.v7 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - Wikimedia Commons · per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed) · 2026-11-11
Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence). - Wikidata · CC0 1.0 · 2026-11-11
Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service). - Wikipedia (English) · CC BY-SA 4.0 · 2026-11-11
Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Cassin's kingbird (Tyrannus vociferans). Retrieved from https://creaturedata.com/animals/cassin-s-kingbird
“Cassin's kingbird (Tyrannus vociferans).” CreatureData, 2026, https://creaturedata.com/animals/cassin-s-kingbird.
@misc{cassin_s_kingbird_2026,
title = {Cassin's kingbird (Tyrannus vociferans)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/cassin-s-kingbird},
note = {Data as of 2026-11-11}
}