Bay-breasted Cuckoo vs Western Koel
Coccyzus rufigularis 比較対象 Eudynamys scolopaceus
Side-by-Side Comparison
| 属性 | Bay-breasted Cuckoo | Western Koel |
|---|---|---|
| 学名 | Coccyzus rufigularis | Eudynamys scolopaceus |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保全状況 | Endangered | Least Concern |
| 体長 | — | — |
| 翼開長 | 36.2 cm (14.3 in) | 39.3 cm (15.5 in) |
| 体重 | 128.0 g (4.52 oz) | 230.0 g (8.11 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Bay-breasted Cuckoo
さえずり
Loud, far-carrying resonant call; deep melodic notes audible across dense tropical forest in Africa.
Western Koel
さえずり
Loud, far-carrying nasal call; distinctive penetrating notes audible through dense tropical forest. Vocalization pattern typical of this species in its native habitat.
保全状況
Endangered
Bay-breasted Cuckoo
Least Concern
Western Koel
How to Tell Them Apart
Bay-breasted Cuckoo
羽毛
Pearly-breasted Cuckoo: gray above; pearly-white below; long dark spotted tail; similar to Yellow-billed; South American species
Western Koel
羽毛
Shining Bronze-cuckoo: brilliant iridescent golden-green above; white barred below; bronze-green head; reddish eye; small size
About These Birds
Bay-breasted Cuckoo
ルーファスブレステッドカッコウ(Coccyzus rufigularis)はカリブ海のイスパニョーラ島に固有のカッコウです。錆色の胸部が特徴的です。島の森林に生息し、個体数が少ないため絶滅が危惧されています。
Western Koel
南アジアに広く分布するカッコウで、独特の上昇音の鳴き声が特徴。托卵行動をとる。