Sulawesi Cuckoo vs Whistling Hawk-Cuckoo
Cuculus crassirostris verglichen mit Hierococcyx nisicolor
Side-by-Side Comparison
| Merkmal | Sulawesi Cuckoo | Whistling Hawk-Cuckoo |
|---|---|---|
| Wissenschaftlicher Name | Cuculus crassirostris | Hierococcyx nisicolor |
| Ordnung | Cuculiformes | Cuculiformes |
| Familie | Cuculidae | Cuculidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 41,2 cm (16.2 in) | 35,2 cm (13.9 in) |
| Gewicht | 85,0 g (3.00 oz) | 81,1 g (2.86 oz) |
| Ernährung | -- | -- |
| Gelegegröße | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Whistling Hawk-Cuckoo
Loud, raucous call; harsh penetrating notes building in rapid excited sequence from forest perch. Vocalization pattern typical of this species in its native habitat.
Erhaltungsstatus
Sulawesi Cuckoo
Whistling Hawk-Cuckoo
How to Tell Them Apart
Sulawesi Cuckoo
Sulawesi Cuckoo: dark gray-brown above; pale below; long dark tail; yellow orbital ring; Sulawesi endemic; larger than most Cuculus
Whistling Hawk-Cuckoo
Whistling Hawk-Cuckoo: gray-brown above; pale below with rufous barring; hawk-mimic; long barred tail; yellow eye-ring; distinctive whistle
About These Birds
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.
Whistling Hawk-Cuckoo
Whistling Hawk-Cuckoo (Hierococcyx nisicolor) — 28–31 cm. Grey-brown above; pale below with rufous streaking; barred tail. Inhabits montane forest from the eastern Himalayas through Southeast Asia to China. Brood parasite. Insectivore. Named for its loud, persistent whistle.