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Song & Call Comparison
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Song & Call Comparison
Violaceous Coucal
เสียงร้อง
Loud, resonant call with melodic quality; rich carrying notes audible through dense Madagascar lowland forest.
Dark Hawk-Cuckoo
เสียงร้อง
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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สถานะการอนุรักษ์
Least Concern
Violaceous Coucal
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
Violaceous Coucal
ขนนก
Coppery-tailed Coucal: dark brown above; rufous wings; pale below; coppery-iridescent tail; red eye; coppery tail iridescence
Dark Hawk-Cuckoo
ขนนก
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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Violaceous Coucal (Centropus violaceus) — 45–50 cm. Entirely deep blue-violet with a glossy sheen; long graduated tail; heavy black bill. Endemic to Manus Island and Admiralty Islands, Papua New Guinea. Inhabits forest and secondary growth. Non-parasitic. Omnivore.
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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