Black-billed Cuckoo vs Sulawesi Cuckoo
Coccyzus erythropthalmus 比較対象 Cuculus crassirostris
Side-by-Side Comparison
| 属性 | Black-billed Cuckoo | Sulawesi Cuckoo |
|---|---|---|
| 学名 | Coccyzus erythropthalmus | Cuculus crassirostris |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 27.4 cm (10.8 in) | 41.2 cm (16.2 in) |
| 体重 | 53.20000000000001 g (1.88 oz) | 85.0 g (3.00 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-5 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-billed Cuckoo
さえずり
Loud, far-carrying resonant call; deep notes audible across dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
Sulawesi Cuckoo
さえずり
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
保全状況
Least Concern
Black-billed Cuckoo
Least Concern
Sulawesi Cuckoo
How to Tell Them Apart
Black-billed Cuckoo
Sulawesi Cuckoo
羽毛
Sulawesi Cuckoo: dark gray-brown above; pale below; long dark tail; yellow orbital ring; Sulawesi endemic; larger than most Cuculus
About These Birds
Black-billed Cuckoo
ブラックビルドカッコウ(Coccyzus erythropthalmus)は北アメリカ東部に生息するカッコウです。黒い嘴と赤い眼輪が特徴的です。夏はカナダ南部から米国東部で繁殖し、冬は南アメリカへ渡ります。自分で巣を作り子育てをします。
Sulawesi Cuckoo
サンギヘカッコウ（Cuculus crassirostris）— スラウェシ北部のサンギヘ諸島固有のカッコウ。太い嘴が特徴。森林に生息する希少種。