Olive Long-tailed Cuckoo vs African Emerald Cuckoo
Cercococcyx olivinus в сравнении с Chrysococcyx cupreus
Side-by-Side Comparison
| Характеристика | Olive Long-tailed Cuckoo | African Emerald Cuckoo |
|---|---|---|
| Научное название | Cercococcyx olivinus | Chrysococcyx cupreus |
| Отряд | Cuculiformes | Cuculiformes |
| Семейство | Cuculidae | Cuculidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 27,8 cm (10.9 in) | 21,1 cm (8.3 in) |
| Масса | 65,83333333333333 g (2.32 oz) | 38,0 g (1.34 oz) |
| Питание | -- | -- |
| Размер кладки | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Olive Long-tailed Cuckoo
Loud, far-carrying resonant call; deep hollow notes given repeatedly from dense forest canopy. Vocalization pattern typical of this species in its native habitat.
African Emerald Cuckoo
Deep, hollow resonant booming call; powerful low notes carrying far through dense tropical forest. Vocalization pattern typical of this species in its native habitat.
Охранный статус
Olive Long-tailed Cuckoo
African Emerald Cuckoo
How to Tell Them Apart
Olive Long-tailed Cuckoo
Olive Long-tailed Cuckoo: olive-brown above; pale buff below; very long graduated dark tail; red eye; olive coloration diagnostic
African Emerald Cuckoo
About These Birds
Olive Long-tailed Cuckoo
Olive Long-tailed Cuckoo (Cercococcyx olivinus) — 28–32 cm. Olive-brown above; pale buff below with faint barring; long tail. Found in montane and submontane forest of West and Central Africa. Brood parasite. Insectivore. Poorly known; locally rare.
African Emerald Cuckoo
African Emerald Cuckoo (Chrysococcyx cupreus) — 20–22 cm. Male: dazzling emerald green above and on breast; yellow belly; red bill. Female: bronze-green above; rufous-barred below. Inhabits primary forest and dense secondary growth across West and Central Africa. Brood parasite targeting sunbirds and other small passerines. Insectivore.