CreatureData

Grey-bellied cuckoo

Cacomantis passerinus (Vahl, 1797)

LCLeast Concernbirds

The grey-bellied cuckoo (Cacomantis passerinus) is a species in the family Cuculidae, order Cuculiformes. Recorded adults weigh 24.8 g to 25.3 g. Its IUCN Red List status is Least Concern.

Grey-bellied cuckoo (Cacomantis passerinus)
Photo: Tisha Mukherjee · CC BY-SA 4.0 · Wikimedia Commons

Quick facts about the grey-bellied cuckoo

Weight
24.8 g – 25.3 gsrc for Weight
Length
Not recorded
Lifespan
Not recorded
Diet
Invertivoresrc for Diet
Main food
Not recorded
Habitat
woodlandsrc for Habitat
Young per litter or clutch
Not recorded
Lifestyle
Perchingsrc for Lifestyle
Migration
Sedentarysrc for Migration
Conservation status
Least Concern (IUCN)src for Conservation status
Countries on record
Not recorded

Photos of the grey-bellied cuckoo

Only freely licensed photos are shown. Each carries its creator and licence.

Grey-bellied cuckoo (Cacomantis passerinus)
Mildeep · CC BY-SA 4.0 · Wikimedia Commons

Where does the grey-bellied cuckoo live?

Not recorded

What is the grey-bellied cuckoo?

Quoted from WikipediaCC BY-SA 4.0

The grey-bellied cuckoo or the Indian plaintive cuckoo (Cacomantis passerinus) is a cuckoo with widespread occurrence throughout Asia.

From the Wikipedia article “Grey-bellied cuckoo” (en.wikipedia.org/w/index.php?title=Grey-bellied_cuckoo&oldid=1321922593), 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 grey-bellied cuckoo endangered?

The grey-bellied cuckoo is listed as Least Concern on the IUCN Red List: it is not currently at risk of extinction.

  1. LCLeast Concern
  2. NTNear Threatened
  3. VUVulnerable
  4. ENEndangered
  5. CRCritically Endangered
  6. EWExtinct in the Wild
  7. EXExtinct

Category via Wikidata (CC0). Find the full assessment on the IUCN Red List. See all Least Concern species. What the categories mean.

How is the grey-bellied cuckoo classified?

  1. kingdomAnimalia
  2. phylumChordata
  3. classAves
  4. orderCuculiformes
  5. familyCuculidae
  6. genusCacomantis
  7. SpeciesCacomantis passerinus (Vahl, 1797)

Synonyms Cacomantis merulinus passerinus, Cuculus passerinus

Other names and names in other languages (37)
  • Gray-bellied cuckooEnglish
  • وقواق رمادي البطنArabic
  • cucut pitgrísCatalan
  • kukačka šedobřicháCzech
  • DrosselgøgDanish
  • GraubauchkuckuckGerman
  • DrosselklagekuckuckGerman
  • Hindu-KuckuckGerman
  • grizventra veprokukoloEsperanto
  • Cuco pechigrísSpanish
  • cuco ventrigrisSpanish
  • hall-tüüdukäguEstonian
  • harmaakäkiFinnish
  • Coucou à tête griseFrench
  • Cuach bholgliathIrish
  • pepeljastotrba kukavicaCroatian
  • Cuculo panciagrigiaItalian
  • ハイバラカッコウJapanese
  • pilkapilvė šeriuotoji gegutėLithuanian
  • ചെറുകുയിൽMalayalam
  • कारुण्य कोकीळाMarathi
  • फुस्रो सानो कोइलीNepali
  • GrijsbuikkoekoekDutch
  • Grijsbuik-Piet-van-VlietDutch
  • spurvegjøkNorwegian
  • kukułka siwobrzuchaPolish
  • cuco-de-peito-cinzentoPortuguese
  • cuco-de-barriga-cinzentaPortuguese
  • Воробьиная кукушкаRussian
  • Сероклювая щетенистая кукушкаRussian
  • kukučka sivobrucháSlovak
  • Sivotrba kukavicaSerbian
  • indisk buskgökSwedish
  • Gri GugukTurkish
  • кукавка малаUkrainian
  • 灰腹杜鵑Chinese
  • 灰腹杜鹃Chinese

Catalogue of LifeWikipediaiNaturalistWikidataIUCN Red List

Relatives of the grey-bellied cuckoo

Other species in the same genus Cacomantis.

CompareGrey-bellied cuckoo vs Plaintive cuckooGrey-bellied cuckoo vs Banded bay cuckooGrey-bellied cuckoo vs Fan-tailed cuckooGrey-bellied cuckoo vs Chestnut-breasted cuckoo

Common questions

Answered only where our data holds the answer.

How big is the grey-bellied cuckoo?

An adult grey-bellied cuckoo weighs 24.8 g – 25.3 g, according to values recorded on Wikidata.

Is the grey-bellied cuckoo endangered?

The grey-bellied cuckoo 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 grey-bellied cuckoo?

The grey-bellied cuckoo (Cacomantis passerinus) belongs to the family Cuculidae in the order Cuculiformes.

Sources and how to cite this page

Data as of 2026-11-11. How this page is put together.

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APA

CreatureData. (2026). Grey-bellied cuckoo (Cacomantis passerinus). Retrieved from https://creaturedata.com/animals/grey-bellied-cuckoo

MLA

“Grey-bellied cuckoo (Cacomantis passerinus).” CreatureData, 2026, https://creaturedata.com/animals/grey-bellied-cuckoo.

BibTeX
@misc{grey_bellied_cuckoo_2026,
  title = {Grey-bellied cuckoo (Cacomantis passerinus)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/grey-bellied-cuckoo},
  note = {Data as of 2026-11-11}
}