Chattering Yellowbill vs Lesser Roadrunner
Ceuthmochares aereus compared with Geococcyx velox
Side-by-Side Comparison
| Attribute | Chattering Yellowbill | Lesser Roadrunner |
|---|---|---|
| Scientific Name | Ceuthmochares aereus | Geococcyx velox |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 23.4 cm (9.2 in) | 28.3 cm (11.1 in) |
| Weight | 65.0 g (2.29 oz) | 184.1 g (6.49 oz) |
| Diet | -- | -- |
| Clutch Size | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Chattering Yellowbill
Loud, resonant call with musical quality; rich clear notes audible through dense humid tropical forest.
Lesser Roadrunner
Loud, call carrying far; distinctive hollow notes audible across dry open Central American terrain. Vocalization pattern typical of this species in its native habitat.
Conservation Status
Chattering Yellowbill
Lesser Roadrunner
About These Birds
Chattering Yellowbill
Chattering Yellowbill (Ceuthmochares aereus) — 30–35 cm. Slender; grey above; paler below; vivid yellow bill; long graduated tail. Inhabits dense forest undergrowth across West and Central Africa. Non-parasitic; builds its own nest. Insectivore; gleans caterpillars from leaves. Identified by its loud chattering call.
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.