Rusty-breasted Cuckoo vs Sulawesi Cuckoo
Cacomantis sepulcralis compared with Cuculus crassirostris
Side-by-Side Comparison
| Attribute | Rusty-breasted Cuckoo | Sulawesi Cuckoo |
|---|---|---|
| Scientific Name | Cacomantis sepulcralis | Cuculus crassirostris |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Not Evaluated | Least Concern |
| Length | — | — |
| Wingspan | — | 41.2 cm (16.2 in) |
| Weight | 31.95 g (1.13 oz) | 85.0 g (3.00 oz) |
| Diet | -- | -- |
| Clutch Size | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rusty-breasted Cuckoo
Loud, raucous call with harsh penetrating quality; rough notes carrying through dense forest. 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
Rusty-breasted Cuckoo
Sulawesi Cuckoo
How to Tell Them Apart
Rusty-breasted Cuckoo
Rusty-breasted Cuckoo: rusty-rufous breast; gray-brown above; pale belly; long dark tail; red eye-ring; bold rusty breast color
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
Rusty-breasted Cuckoo
Rusty-breasted Cuckoo (Cacomantis sepulcralis) — 22–25 cm. Grey above; rich rusty-buff underparts; yellow orbital ring. Inhabits forest, forest edge, and plantations from the Malay Peninsula and Greater Sundas to the Philippines and Sulawesi. Brood parasite. Insectivore.
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.