Yellow-billed Cuckoo vs Sulawesi Cuckoo
Coccyzus americanus compared with Cuculus crassirostris
Side-by-Side Comparison
| Attribute | Yellow-billed Cuckoo | Sulawesi Cuckoo |
|---|---|---|
| Scientific Name | Coccyzus americanus | Cuculus crassirostris |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 28.7 cm (11.3 in) | 41.2 cm (16.2 in) |
| Weight | 56.73333333333333 g (2.00 oz) | 85.0 g (3.00 oz) |
| Diet | -- | -- |
| Clutch Size | 1-5 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Yellow-billed Cuckoo
Loud, far-carrying resonant call; deep musical notes audible impressively through dense tropical forest.
Sulawesi Cuckoo
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
Conservation Status
Yellow-billed Cuckoo
Sulawesi Cuckoo
How to Tell Them Apart
Yellow-billed Cuckoo
Sulawesi Cuckoo
Sulawesi Cuckoo: dark gray-brown above; pale below; long dark tail; yellow orbital ring; Sulawesi endemic; larger than most Cuculus
About These Birds
Yellow-billed Cuckoo
Yellow-billed Cuckoo (Coccyzus americanus) — 27–32 cm. Brown above; white below; yellow lower mandible; rufous wing patches in flight; white-spotted tail. Migratory breeder in North America; winters in South America. Non-parasitic. Insectivore specialising in caterpillars and cicadas. Western population listed as Threatened.
Sulawesi Cuckoo
Sulawesi Cuckoo (Cuculus crassirostris) — 30–34 cm. Dark grey above; pale below with bold brown-grey barring; heavier bill than most Cuculus. Endemic to Sulawesi in montane forest. Brood parasite. Insectivore. Poorly known.