Cook's swift
Apus cooki (Harington, 1913)
Status not recordedbirds
The cook's swift (Apus cooki) is a species in the family Apodidae, order Apodiformes. Recorded adults weigh 43.6 g to 45.3 g.
No freely licensed photo yet
Quick facts about the cook's swift
- Weight
- 43.6 g – 45.3 g
- Length
- Not recorded
- Lifespan
- Not recorded
- Main food
- Not recorded
- Habitat
- Not recorded
- Young per litter or clutch
- 2.5
- Conservation status
- Not recorded
- Countries on record
- Not recorded
Where does the cook's swift live?
Not recorded
Is the cook's swift endangered?
No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.
How is the cook's swift classified?
- kingdomAnimalia
- phylumChordata
- classAves
- orderApodiformes
- familyApodidae
- genusApus
- SpeciesApus cooki (Harington, 1913)
Synonyms Apus acuticauda cooki, Apus pacificus cooki, Cypselus pacificus cooki
Other names and names in other languages (26)
- Fork tailed swiftEnglish
- سمامة متفرعة الذيلArabic
- rorýs krasovýCzech
- CooksejlerDanish
- IndochinaseglerGerman
- hindoĉinia apodoEsperanto
- Vencejo de CookSpanish
- Martinet de CookFrench
- Rondone di CookItalian
- クックアマツバメJapanese
- Indokininis čiurlysLithuanian
- Cooks GierzwaluwDutch
- buddhaseilerNorwegian
- jerzyk czarnogrzbietyPolish
- andorinhão-de-cookPortuguese
- Индокитайский стрижRussian
- dážďovník indočínskySlovak
- Vijetnamska čiopaSerbian
- karstseglareSwedish
- นกแอ่นตะโพกขาวแถบแคบThai
- Cook EbabiliTurkish
- серпокрилець таїландськийUkrainian
- 庫克氏雨燕Chinese
- Vencejo de TailandiaSpanish
- andorinhão-indochinêsPortuguese
- 印支白腰雨燕Chinese
Relatives of the cook's swift
Other species in the same genus Apus.

Common swift
Apus apus

Pallid swift
Apus pallidus

Little swift
Apus affinis

Pacific swift
Apus pacificus

White-rumped swift
Apus caffer

Plain swift
Apus unicolor
CompareCook's swift vs Common swiftCook's swift vs Pallid swiftCook's swift vs Little swiftCook's swift vs Pacific swift
Common questions
Answered only where our data holds the answer.
How big is the cook's swift?
An adult cook's swift weighs 43.6 g – 45.3 g, according to values recorded on Wikidata.
What kind of animal is the cook's swift?
The cook's swift (Apus cooki) belongs to the family Apodidae in the order Apodiformes.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
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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 - AmphiBIO, a global database for amphibian ecological traits · CC BY 4.0 · v1
Oliveira, B.F., São-Pedro, V.A., Santos-Barrera, G., Penone, C. & Costa, G.C. (2017) AmphiBIO, a global database for amphibian ecological traits. Scientific Data 4: 170123. https://doi.org/10.1038/sdata.2017.123. Data: https://doi.org/10.6084/m9.figshare.4644424.v5 - 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). - EltonTraits 1.0: species-level foraging attributes of the world's birds and mammals · CC0 1.0 · 1.0
Wilman, H., Belmaker, J., Simpson, J., de la Rosa, C., Rivadeneira, M.M. & Jetz, W. (2014) EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95: 2027. https://doi.org/10.1890/13-1917.1. Data: https://doi.org/10.6084/m9.figshare.3559887.v1 - LepTraits 1.0: a globally comprehensive dataset of butterfly traits · CC0 1.0 · 1.0
Shirey, V., Larsen, E., Doherty, A. et al. (2022) LepTraits 1.0: a globally comprehensive dataset of butterfly traits. Scientific Data 9: 382. https://doi.org/10.1038/s41597-022-01473-5. Data: https://doi.org/10.6084/m9.figshare.19874602.v1 - Northwestern European arthropod life histories and ecological traits (raw datasets) · CC BY 4.0 · 2024-12-17
Logghe, G., Batsleer, F., Maes, D. et al. (2025) An in-depth dataset of northwestern European arthropod life histories and ecological traits. Biodiversity Data Journal 13: e146785. https://doi.org/10.3897/BDJ.13.e146785. Data: https://doi.org/10.5281/zenodo.13379714 - ReptTraits: a comprehensive dataset of ecological traits in reptiles · CC BY 4.0 · v1-2
Oskyrko, O., Mi, C., Meiri, S. et al. (2024) ReptTraits: a comprehensive dataset of ecological traits in reptiles. Scientific Data 11: 243. https://doi.org/10.1038/s41597-024-03079-5. Data: https://doi.org/10.6084/m9.figshare.24572683.v4 - Sharkipedia: a curated open access database of shark and ray life history traits · CC BY 4.0 · 1.0-2022-06-17
Mull, C.G., Pacoureau, N., Pardo, S.A. et al. (2022) Sharkipedia: a curated open access database of shark and ray life history traits and abundance time-series. Scientific Data 9: 559. https://doi.org/10.1038/s41597-022-01655-1. Data: https://doi.org/10.5281/zenodo.6656525 - SquamBase 1.0 - a dataset of squamate species traits · CC0 1.0 · 1.0-dryad-v5
Meiri, S. (2024) SquamBase - a database of squamate (Reptilia: Squamata) traits. Global Ecology and Biogeography 33(4): e13812. https://doi.org/10.1111/geb.13812. Data: https://doi.org/10.5061/dryad.76hdr7t3b - TraitCH: a multi-taxa functional trait dataset for Switzerland and Europe · CC BY 4.0 · 2.0
Chauvier, Y., Adde, A., Bergamini, A. et al. (2025) TraitCH: a multi-taxa functional trait dataset for Switzerland and Europe. Zenodo. https://doi.org/10.5281/zenodo.15063844 - 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).
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CreatureData. (2026). Cook's swift (Apus cooki). Retrieved from https://creaturedata.com/animals/cook-s-swift
“Cook's swift (Apus cooki).” CreatureData, 2026, https://creaturedata.com/animals/cook-s-swift.
@misc{cook_s_swift_2026,
title = {Cook's swift (Apus cooki)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/cook-s-swift},
note = {Data as of 2026-11-11}
}