Biak Coucal vs Lesser Ground-cuckoo

Centropus chalybeus เปรียบเทียบกับ Morococcyx erythropygus

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Side-by-Side Comparison

คุณสมบัติ Biak Coucal Lesser Ground-cuckoo
ชื่อวิทยาศาสตร์ Centropus chalybeus Morococcyx erythropygus
อันดับ Cuculiformes Cuculiformes
วงศ์ตระกูล Cuculidae Cuculidae
สถานะการอนุรักษ์ Near Threatened Least Concern
ความยาว
กว้างปีก 39.1 cm (15.4 in) 19.8 cm (7.8 in)
น้ำหนัก 244.4 g (8.62 oz) 66.6 g (2.35 oz)
อาหาร -- --
จำนวนไข่ -- 2
Population Trend
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Habitat Comparison

ถิ่นที่อยู่อาศัยร่วมกัน

ไม่มี

Biak Coucal only

Lesser Ground-cuckoo only

ไม่มี

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Song & Call Comparison

Biak Coucal

เสียงร้อง

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

Lesser Ground-cuckoo

เสียงร้อง

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

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สถานะการอนุรักษ์

Near Threatened

Biak Coucal

Least Concern

Lesser Ground-cuckoo

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How to Tell Them Apart

Biak Coucal

ขนนก

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

Lesser Ground-cuckoo

ขนนก

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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