LC
Sulawesi Cuckoo Cuculus crassirostris



Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 1: Non-passerines. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.

IUCN Red List criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2018 Least Concern
2016 Least Concern
2012 Least Concern
2009 Least Concern
2008 Least Concern
2004 Least Concern
2000 Lower Risk/Least Concern
1994 Lower Risk/Least Concern
1988 Near Threatened
Species attributes

Migratory status altitudinal migrant Forest dependency high
Land-mass type Average mass -
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 339,000 km2
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown - - -
Population trend decreasing - inferred -
Generation length 7 years - - -

Population justification: The global population size has not been quantified, but the species is reported to be generally uncommon (del Hoyo et al. 1997).

Trend justification:

The species is tentatively assessed as being in decline due to habitat loss per Tracewski et al. (2016).


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Indonesia extant native

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Indonesia Bogani Nani Wartabone
Indonesia Buton Utara
Indonesia Gunung Klabat
Indonesia Lambusango
Indonesia Lore Lindu
Indonesia Morowali

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Montane suitable resident
Altitude 500 - 1400 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2024) Species factsheet: Sulawesi Cuckoo Cuculus crassirostris. Downloaded from https://datazone.birdlife.org/species/factsheet/sulawesi-cuckoo-cuculus-crassirostris on 26/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org/species/search on 26/12/2024.