Biak Coucal vs Lesser Ground-cuckoo

Centropus chalybeus в сравнении с Morococcyx erythropygus

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Side-by-Side Comparison

Характеристика Biak Coucal Lesser Ground-cuckoo
Научное название Centropus chalybeus Morococcyx erythropygus
Отряд Cuculiformes Cuculiformes
Семейство Cuculidae Cuculidae
Охранный статус Near Threatened Least Concern
Длина
Размах крыльев 39,1 cm (15.4 in) 19,8 cm (7.8 in)
Масса 244,4 g (8.62 oz) 66,6 g (2.35 oz)
Питание -- --
Размер кладки -- 2
Population Trend
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Habitat Comparison

Общие среды обитания

Нет

Biak Coucal only

Lesser Ground-cuckoo only

Нет

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Song & Call Comparison

Biak Coucal

Пение

Deep, booming resonant call; powerful low notes carrying impressively across African lowland forest floor.

Lesser Ground-cuckoo

Пение

Soft, ventriloquial whistled phrase; clear pure notes given quietly and deceptively from dense tropical thicket.

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Охранный статус

Near Threatened

Biak Coucal

Least Concern

Lesser Ground-cuckoo

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How to Tell Them Apart

Biak Coucal

Оперение

Black-hooded Coucal: black hood contrasting brown mantle; rufous-brown wings; pale buff below; long dark tail; red eye; bold hood

Lesser Ground-cuckoo

Оперение

Greater Roadrunner: boldly streaked brown above; white-cream below with dark streaks; long tail; shaggy crest; bare facial skin; fast runner

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About These Birds

Biak Coucal

Biak Coucal (Centropus chalybeus) — 42–48 cm. Glossy blue-black above; chestnut-rufous wings; pale buff underparts; heavy bill. Endemic to Biak Island, Irian Jaya, Indonesia. Inhabits lowland and foothill forest. Non-parasitic. Omnivore. Listed as Vulnerable due to its very restricted island range and ongoing habitat degradation.

Lesser Ground-cuckoo

Lesser Ground-cuckoo (Morococcyx erythropygus) — 28 cm. Brown above; chestnut rump; whitish underparts; bare blue orbital skin. Inhabits dry and semi-arid scrub from Mexico to Costa Rica. Non-parasitic; builds its own nest in low shrubs. Runs on the ground hunting large insects, lizards, and amphibians. Monotypic genus endemic to Mesoamerica.

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