Plaintive Cuckoo vs Dark Hawk-Cuckoo

Cacomantis merulinus مقارنةً بـ Hierococcyx bocki

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Side-by-Side Comparison

السمة Plaintive Cuckoo Dark Hawk-Cuckoo
الاسم العلمي Cacomantis merulinus Hierococcyx bocki
الرتبة Cuculiformes Cuculiformes
الفصيلة Cuculidae Cuculidae
حالة الحفاظ Least Concern Least Concern
الطول
طول الجناح 20,8 cm (8.2 in) 35,9 cm (14.1 in)
الوزن 25,75 g (0.91 oz) 137,0 g (4.83 oz)
النظام الغذائي -- --
عدد البيض في الوضع -- --
Population Trend
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Habitat Comparison

الموائل المشتركة

Plaintive Cuckoo only

Dark Hawk-Cuckoo only

بلا

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Song & Call Comparison

Plaintive Cuckoo

الغناء

Loud, far-carrying resonant call; deep notes given from dense forest canopy in Africa. 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

Plaintive Cuckoo

Least Concern

Dark Hawk-Cuckoo

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How to Tell Them Apart

Plaintive Cuckoo

الريش

Plaintive Cuckoo: gray-brown above; rufous-orange below; long dark tail; yellow eye-ring; sexually dimorphic rufous morph females

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

Plaintive Cuckoo

Plaintive Cuckoo (Cacomantis merulinus) — 20–24 cm. Male: grey above; rufous-orange below; yellow orbital skin. Female: heavily barred morph often differs. Widespread in South and Southeast Asia from Bangladesh to the Philippines. Brood parasite targeting tailorbirds and other warblers. Insectivore. Named for its plaintive descending whistle.

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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