{# ════════════════════════════════════════════════════════════════════════ Side-by-side Comparison Table ════════════════════════════════════════════════════════════════════════ #}

Side-by-Side Comparison

Attribut	Javan Coucal	Dark Hawk-Cuckoo
Nom scientifique	Centropus nigrorufus	Hierococcyx bocki
Ordre	Cuculiformes	Cuculiformes
Famille	Cuculidae	Cuculidae
Statut de conservation	Vulnerable	Least Concern
Longueur	—	—
Envergure	41,3 cm (16.3 in)	35,9 cm (14.1 in)
Poids	244,4 g (8.62 oz)	137,0 g (4.83 oz)
Régime alimentaire	--	--
Taille de la couvée	1-3	--
Population Trend	—	—

{# ════════════════════════════════════════════════════════════════════════ Visual Size Comparison ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ Habitat Comparison ════════════════════════════════════════════════════════════════════════ #}

Habitat Comparison

Habitats partagés

Aucun(e)

Javan Coucal only

🌿 Wetland 🏖️ Coastal

Dark Hawk-Cuckoo only

🌲 Forest

{# ════════════════════════════════════════════════════════════════════════ Song & Call Comparison ════════════════════════════════════════════════════════════════════════ #}

Song & Call Comparison

Javan Coucal

Chant

Loud, far-carrying melodic call; clear resonant notes given repeatedly from dense forest in Southeast Asia.

Dark Hawk-Cuckoo

Chant

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

{# ════════════════════════════════════════════════════════════════════════ Geographic Range & Migration ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ Conservation Status Comparison ════════════════════════════════════════════════════════════════════════ #}

Statut de conservation

Vulnerable

Javan Coucal

Least Concern

Dark Hawk-Cuckoo

{# ════════════════════════════════════════════════════════════════════════ Identification Tips — How to Tell Them Apart ════════════════════════════════════════════════════════════════════════ #}

How to Tell Them Apart

Javan Coucal

Plumage

Rufous Coucal: entirely rich rufous-brown overall; long dark graduated tail; red eye; monochromatic rufous; Philippine endemic

Dark Hawk-Cuckoo

Plumage

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

{# ════════════════════════════════════════════════════════════════════════ About Each Bird (Descriptions) ════════════════════════════════════════════════════════════════════════ #}

About These Birds

Javan Coucal

Javan Coucal (Centropus nigrorufus) — 40–44 cm. Rufous-chestnut wings; black head and underparts; long tail. Endemic to Java, Indonesia, in lowland forest, dense scrub, and wetland edges. Non-parasitic. Omnivore. Vulnerable; severely threatened by Java's extreme habitat loss.

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.

{# ════════════════════════════════════════════════════════════════════════ Related Comparisons ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ More Birds in Family ════════════════════════════════════════════════════════════════════════ #}

More Birds to Explore

More from Cuculidae

Guira Cuckoo Guira guira Western Koel Eudynamys scolopaceus Whistling Hawk-Cuckoo Hierococcyx nisicolor White-browed Coucal Centropus superciliosus All Cuculidae birds →

Explore the Nature FYI Family

🧬 SpeciesFYI

Species & Taxonomy

🦕 DinoFYI

6,000+ Dinosaurs

🐟 FishFYI

Fish & Marine Life

🌿 PlantFYI

379,000+ Plants