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Song & Call Comparison
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Song & Call Comparison
Olive Long-tailed Cuckoo
गीत
Loud, far-carrying resonant call; deep hollow notes given repeatedly from dense forest canopy. Vocalization pattern typical of this species in its native habitat.
Dark Hawk-Cuckoo
गीत
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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संरक्षण स्थिति
Least Concern
Olive Long-tailed Cuckoo
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
Olive Long-tailed Cuckoo
पंख
Olive Long-tailed Cuckoo: olive-brown above; pale buff below; very long graduated dark tail; red eye; olive coloration diagnostic
Dark Hawk-Cuckoo
पंख
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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Olive Long-tailed Cuckoo (Cercococcyx olivinus) — 28–32 cm. Olive-brown above; pale buff below with faint barring; long tail. Found in montane and submontane forest of West and Central Africa. Brood parasite. Insectivore. Poorly known; locally rare.
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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