Black-billed Cuckoo vs Dark Hawk-Cuckoo
Coccyzus erythropthalmus comparado con Hierococcyx bocki
Side-by-Side Comparison
| Atributo | Black-billed Cuckoo | Dark Hawk-Cuckoo |
|---|---|---|
| Nombre científico | Coccyzus erythropthalmus | Hierococcyx bocki |
| Orden | Cuculiformes | Cuculiformes |
| Familia | Cuculidae | Cuculidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 27,4 cm (10.8 in) | 35,9 cm (14.1 in) |
| Peso | 53,20000000000001 g (1.88 oz) | 137,0 g (4.83 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 2-5 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-billed Cuckoo
Loud, far-carrying resonant call; deep notes audible across dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
Dark Hawk-Cuckoo
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in South Asia.
Estado de conservación
Black-billed Cuckoo
Dark Hawk-Cuckoo
How to Tell Them Apart
Black-billed Cuckoo
Gray-capped Cuckoo: gray cap; brown above; pale below; graduated dark tail; South American species; forest cuckoo
Dark Hawk-Cuckoo
Dark Hawk-Cuckoo: dark brown above; pale below with dense dark barring; hawk-like; long barred tail; yellow orbital ring; dark morph
About These Birds
Black-billed Cuckoo
Black-billed Cuckoo (Coccyzus erythropthalmus) — 26–31 cm. Brown above; white below; all-dark bill; narrow red orbital ring; tail with small white spots. Migratory breeder in eastern North America; winters in South America. Non-parasitic. Insectivore specialising in tent caterpillars and other hairy larvae.
Dark Hawk-Cuckoo
El cucúl de halcón oscuro (Hierococcyx bocki) mide 28-31 cm. Gris oscuro en las partes superiores, pálido en las inferiores con rayas oscuras. Parásito de nido. Habita en bosques de Malasia, Indonesia (Sumatra, Java, Borneo) y Tailandia. Anuncia su presencia con un llamativo silbido descendente repetitivo. Especie de distribución relativamente restringida en el sureste asiático insular. Poco conocido en cuanto a sus hospedadores preferidos y biología reproductiva.