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

Side-by-Side Comparison

Attribut	Sunda Cuckoo	Dark Hawk-Cuckoo
Nom scientifique	Cuculus lepidus	Hierococcyx bocki
Ordre	Cuculiformes	Cuculiformes
Famille	Cuculidae	Cuculidae
Statut de conservation	Least Concern	Least Concern
Longueur	—	—
Envergure	31,0 cm (12.2 in)	35,9 cm (14.1 in)
Poids	78,0 g (2.75 oz)	137,0 g (4.83 oz)
Régime alimentaire	--	--
Taille de la couvée	--	--
Population Trend	—	—

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

Habitat Comparison

Habitats partagés

🌲 Forest

Sunda Cuckoo only

Aucun(e)

Dark Hawk-Cuckoo only

Aucun(e)

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

Song & Call Comparison

Sunda Cuckoo

Chant

Loud, far-carrying raucous call; harsh penetrating notes given from dense forest in Asia. Vocalization pattern typical of this species in its native habitat.

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

Least Concern

Sunda Cuckoo

Least Concern

Dark Hawk-Cuckoo

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

How to Tell Them Apart

Sunda Cuckoo

Plumage

Sunda Cuckoo: gray above; white below with rufous barring; long dark tail; yellow eye-ring; Sunda islands endemic cuckoo

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

Sunda Cuckoo

Sunda Cuckoo (Cuculus lepidus) — 28–31 cm. Grey above; barred underparts; yellow orbital ring. Restricted to montane forest of the Greater Sundas — Sumatra, Java, and Borneo. Brood parasite. Insectivore. Closely related to and formerly lumped with Himalayan and Oriental cuckoos.

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