Pallid Cuckoo vs Dark Hawk-Cuckoo

Heteroscenes pallidus مقارنةً بـ Hierococcyx bocki

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Side-by-Side Comparison

السمة Pallid Cuckoo Dark Hawk-Cuckoo
الاسم العلمي Heteroscenes pallidus Hierococcyx bocki
الرتبة Cuculiformes Cuculiformes
الفصيلة Cuculidae Cuculidae
حالة الحفاظ Least Concern Least Concern
الطول
طول الجناح 37,2 cm (14.6 in) 35,9 cm (14.1 in)
الوزن 90,5 g (3.19 oz) 137,0 g (4.83 oz)
النظام الغذائي -- --
عدد البيض في الوضع -- --
Population Trend
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Habitat Comparison

الموائل المشتركة

Pallid Cuckoo only

Dark Hawk-Cuckoo only

بلا

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Song & Call Comparison

Pallid Cuckoo

الغناء

Loud, raucous call with harsh nasal quality; penetrating notes carrying through dense wet forest. Vocalization pattern typical of this species in its native habitat.

Dark Hawk-Cuckoo

الغناء

Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in South Asia.

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حالة الحفاظ

Least Concern

Pallid Cuckoo

Least Concern

Dark Hawk-Cuckoo

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How to Tell Them Apart

Pallid Cuckoo

الريش

Pallid Cuckoo: pale gray-brown above; white-cream below; long graduated gray-brown tail; yellow eye-ring; no barring; plain cuckoo

Dark Hawk-Cuckoo

الريش

Dark Hawk-Cuckoo: dark brown above; pale below with dense dark barring; hawk-like; long barred tail; yellow orbital ring; dark morph

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About These Birds

Pallid Cuckoo

Pallid Cuckoo (Heteroscenes pallidus) — 28–33 cm. Pale grey-brown above; whitish below with faint spotting; graduated tail; yellow orbital ring; notched bill. Widespread across Australia in woodland, open scrub, and grassland. Migratory. Brood parasite targeting a wide range of passerine hosts. Insectivore specialising in hairy caterpillars.

Dark Hawk-Cuckoo

Dark Hawk-Cuckoo (Hierococcyx bocki) — 28–31 cm. Dark grey above; pale below with darker streaking; barred tail. Restricted to montane forest of the Malay Peninsula. Brood parasite. Insectivore. Rare; poorly documented.

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