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Song & Call Comparison
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Song & Call Comparison
Whistling Yellowbill
الغناء
Loud, harsh call with penetrating quality; rough resonant notes carrying through dense forest habitat.
Dark Hawk-Cuckoo
الغناء
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in South Asia.
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Geographic Range & Migration
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Conservation Status Comparison
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حالة الحفاظ
Least Concern
Whistling Yellowbill
Least Concern
Dark Hawk-Cuckoo
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Identification Tips — How to Tell Them Apart
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How to Tell Them Apart
Whistling Yellowbill
الريش
Blue Coua: brilliant turquoise-blue overall; darker wings; bare facial skin; long graduated tail; Madagascar endemic; spectacular blue
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 Each Bird (Descriptions)
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Whistling Yellowbill (Ceuthmochares australis) — 30–35 cm. Very similar to Chattering Yellowbill — grey plumage; yellow bill; long tail — but distinguished by its melodic whistled song rather than chattering calls. Found in forest and forest edge in East and Southeast Africa from Kenya to Mozambique. Non-parasitic. Insectivore.
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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Related Comparisons
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More Birds in Family
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