Kai Coucal vs Sulawesi Cuckoo
Centropus spilopterus compared with Cuculus crassirostris
Side-by-Side Comparison
| Attribute | Kai Coucal | Sulawesi Cuckoo |
|---|---|---|
| Scientific Name | Centropus spilopterus | Cuculus crassirostris |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 46.6 cm (18.3 in) | 41.2 cm (16.2 in) |
| Weight | 244.4 g (8.62 oz) | 85.0 g (3.00 oz) |
| Diet | -- | -- |
| Clutch Size | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Kai Coucal
Loud, far-carrying resonant call; deep hollow notes given repeatedly from tropical forest perch. Vocalization pattern typical of this species in its native habitat.
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
Kai Coucal
Sulawesi Cuckoo
How to Tell Them Apart
Kai Coucal
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
Kai Coucal
Kai Coucal (Centropus spilopterus) — 42–46 cm. Chestnut-rufous with spotted wing coverts; black head and tail; heavy bill. Endemic to the Kai Islands, Indonesia. Inhabits forest and dense scrub. Non-parasitic. Omnivore. Poorly known due to its remote island range.
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.