Pearly-breasted Cuckoo vs Sulawesi Cuckoo
Coccyzus euleri compared with Cuculus crassirostris
Side-by-Side Comparison
| Attribute | Pearly-breasted Cuckoo | Sulawesi Cuckoo |
|---|---|---|
| Scientific Name | Coccyzus euleri | Cuculus crassirostris |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 26.3 cm (10.4 in) | 41.2 cm (16.2 in) |
| Weight | 52.46666666666667 g (1.85 oz) | 85.0 g (3.00 oz) |
| Diet | -- | -- |
| Clutch Size | 2-4 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Pearly-breasted Cuckoo
Loud, melodic call with clear quality; rich resonant notes carrying far through tropical 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
Pearly-breasted Cuckoo
Sulawesi Cuckoo
How to Tell Them Apart
Pearly-breasted 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
Pearly-breasted Cuckoo
Pearly-breasted Cuckoo (Coccyzus euleri) — 26–30 cm. Brown above; white below with a faint pearly sheen; yellow lower mandible; tail with white spots. Inhabits forest and forest edge in northern and central South America. Non-parasitic. Insectivore. Partially migratory; less studied than its North American relatives.
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.