Lesser Roadrunner vs Dark Hawk-Cuckoo

Geococcyx velox compared with Hierococcyx bocki

Side-by-Side Comparison

Attribute Lesser Roadrunner Dark Hawk-Cuckoo
Scientific Name Geococcyx velox Hierococcyx bocki
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length
Wingspan 28.3 cm (11.1 in) 35.9 cm (14.1 in)
Weight 184.1 g (6.49 oz) 137.0 g (4.83 oz)
Diet -- --
Clutch Size 2-3 --
Population Trend

Habitat Comparison

Shared Habitats

None

Lesser Roadrunner only

None

Dark Hawk-Cuckoo only

Song & Call Comparison

Lesser Roadrunner

Song

Loud, call carrying far; distinctive hollow notes audible across dry open Central American terrain. Vocalization pattern typical of this species in its native habitat.

Dark Hawk-Cuckoo

Song

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

Conservation Status

Least Concern

Lesser Roadrunner

Least Concern

Dark Hawk-Cuckoo

How to Tell Them Apart

Lesser Roadrunner

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 These Birds

Lesser Roadrunner

Lesser Roadrunner (Geococcyx velox) — 46–52 cm. Similar to Greater Roadrunner but smaller with a more streaked breast. Found in dry scrub, open woodland, and arid valleys from Mexico to Nicaragua. Non-parasitic; carnivorous; eats insects and small vertebrates. Shares the same terrestrial running lifestyle as its northern relative.

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.

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