Sulawesi Cuckoo vs Saint Helena Cuckoo
Cuculus crassirostris مقارنةً بـ Nannococcyx psix
Side-by-Side Comparison
| السمة | Sulawesi Cuckoo | Saint Helena Cuckoo |
|---|---|---|
| الاسم العلمي | Cuculus crassirostris | Nannococcyx psix |
| الرتبة | Cuculiformes | Cuculiformes |
| الفصيلة | Cuculidae | Cuculidae |
| حالة الحفاظ | Least Concern | Extinct |
| الطول | — | — |
| طول الجناح | 41,2 cm (16.2 in) | — |
| الوزن | 85,0 g (3.00 oz) | 171,0 g (6.03 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sulawesi Cuckoo
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
Saint Helena Cuckoo
Loud, far-carrying raucous call; harsh penetrating notes given from dense island forest canopy. Vocalization pattern typical of this species in its native habitat.
حالة الحفاظ
Sulawesi Cuckoo
Saint Helena Cuckoo
How to Tell Them Apart
Sulawesi Cuckoo
Sulawesi Cuckoo: dark gray-brown above; pale below; long dark tail; yellow orbital ring; Sulawesi endemic; larger than most Cuculus
Saint Helena Cuckoo
Saint Helena Cuckoo: extinct; brown above; pale below; long graduated tail; island cuckoo; known only from subfossil remains
About These Birds
Sulawesi Cuckoo
Sulawesi Cuckoo (Cuculus crassirostris) — 30–34 cm. Dark grey above; pale below with bold brown-grey barring; heavier bill than most Cuculus. Endemic to Sulawesi in montane forest. Brood parasite. Insectivore. Poorly known.
Saint Helena Cuckoo
Saint Helena Cuckoo (Nannococcyx psix) — ~25 cm. Extinct. Known only from subfossil remains from Saint Helena, South Atlantic. A small cuckoo inferred from bone morphology; likely became extinct following human colonisation of the island in the 16th century and the introduction of predators.