Snail-eating Coua vs Dark Hawk-Cuckoo
Coua delalandei comparado con Hierococcyx bocki
Side-by-Side Comparison
| Atributo | Snail-eating Coua | Dark Hawk-Cuckoo |
|---|---|---|
| Nombre científico | Coua delalandei | Hierococcyx bocki |
| Orden | Cuculiformes | Cuculiformes |
| Familia | Cuculidae | Cuculidae |
| Estado de conservación | Extinct | Least Concern |
| Longitud | — | — |
| Envergadura | — | 35,9 cm (14.1 in) |
| Peso | 110,0 g (3.88 oz) | 137,0 g (4.83 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Snail-eating Coua
Loud, far-carrying melodic call; rich clear resonant notes audible through tropical 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
Snail-eating Coua
Dark Hawk-Cuckoo
How to Tell Them Apart
Snail-eating Coua
Green Coucal: greenish iridescent gloss overall; rufous wings; pale buff below; long graduated tail; red eye; greenish sheen
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
Snail-eating Coua
Snail-eating Coua (Coua delalandei) — ~55 cm. Extinct. Last recorded on Île Sainte-Marie, Madagascar, in the mid-19th century. Large terrestrial cuckoo; purplish-blue and brown plumage; bare blue orbital skin. Presumed a specialist predator of large land snails. Driven to extinction by hunting 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.