Cocos Cuckoo vs Dark Hawk-Cuckoo
Coccyzus ferrugineus comparado con Hierococcyx bocki
Side-by-Side Comparison
| Atributo | Cocos Cuckoo | Dark Hawk-Cuckoo |
|---|---|---|
| Nombre científico | Coccyzus ferrugineus | Hierococcyx bocki |
| Orden | Cuculiformes | Cuculiformes |
| Familia | Cuculidae | Cuculidae |
| Estado de conservación | Vulnerable | Least Concern |
| Longitud | — | — |
| Envergadura | 25,9 cm (10.2 in) | 35,9 cm (14.1 in) |
| Peso | 70,0 g (2.47 oz) | 137,0 g (4.83 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 1-2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Cocos Cuckoo
Loud, resonant melodic call; rich notes building in musical sequence through dense tropical forest. 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
Cocos Cuckoo
Dark Hawk-Cuckoo
How to Tell Them Apart
Cocos Cuckoo
Black-bellied Cuckoo: rufous above; black belly; white throat; red orbital ring; long rufous tail; yellow-green bill; neotropical
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
Cocos Cuckoo
Cocos Cuckoo (Coccyzus ferrugineus) — 31–35 cm. Richly rufous-brown above; cinnamon-buff below; graduated tail; yellow lower mandible. Endemic to Cocos Island, Costa Rica (a UNESCO World Heritage Site). Non-parasitic. Insectivore. Vulnerable due to its extremely restricted range and introduced predators.
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.