Black-eared Cuckoo vs Lesser Roadrunner
Chalcites osculans مقارنةً بـ Geococcyx velox
Side-by-Side Comparison
| السمة | Black-eared Cuckoo | Lesser Roadrunner |
|---|---|---|
| الاسم العلمي | Chalcites osculans | Geococcyx velox |
| الرتبة | Cuculiformes | Cuculiformes |
| الفصيلة | Cuculidae | Cuculidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 23,0 cm (9.1 in) | 28,3 cm (11.1 in) |
| الوزن | 32,0 g (1.13 oz) | 184,1 g (6.49 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | -- | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-eared Cuckoo
Deep, resonant call with hollow quality; powerful low notes carrying through dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
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.
حالة الحفاظ
Black-eared Cuckoo
Lesser Roadrunner
About These Birds
Black-eared Cuckoo
Black-eared Cuckoo (Chalcites osculans) — 18–20 cm. Brown above with bronzy wash; distinctive black ear-patch; pale buff underparts with faint barring; white supercilium. Inhabits arid and semi-arid scrubland and mulga of inland Australia. Brood parasite targeting speckled warblers and other scrub-dwelling hosts. Insectivore.
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.