Lesser Ground-cuckoo vs Rufous-vented Ground-cuckoo

Morococcyx erythropygus เปรียบเทียบกับ Neomorphus geoffroyi

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Side-by-Side Comparison

คุณสมบัติ Lesser Ground-cuckoo Rufous-vented Ground-cuckoo
ชื่อวิทยาศาสตร์ Morococcyx erythropygus Neomorphus geoffroyi
อันดับ Cuculiformes Cuculiformes
วงศ์ตระกูล Cuculidae Cuculidae
สถานะการอนุรักษ์ Least Concern Vulnerable
ความยาว
กว้างปีก 19.8 cm (7.8 in) 33.0 cm (13.0 in)
น้ำหนัก 66.6 g (2.35 oz) 350.2 g (12.35 oz)
อาหาร -- --
จำนวนไข่ 2 1-2
Population Trend
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Habitat Comparison

ถิ่นที่อยู่อาศัยร่วมกัน

ไม่มี

Lesser Ground-cuckoo only

ไม่มี

Rufous-vented Ground-cuckoo only

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Song & Call Comparison

Lesser Ground-cuckoo

เสียงร้อง

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

Rufous-vented Ground-cuckoo

เสียงร้อง

Deep, hollow booming call; resonant bass notes carrying surprisingly far across dense tropical forest floor.

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สถานะการอนุรักษ์

Least Concern

Lesser Ground-cuckoo

Vulnerable

Rufous-vented Ground-cuckoo

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How to Tell Them Apart

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

Rufous-vented Ground-cuckoo

ขนนก

Scaled Ground-cuckoo: pale buff below with dark scaling; brown above; blue orbital skin; long tail; banded underparts; runs on ground

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About These Birds

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.

Rufous-vented Ground-cuckoo

Rufous-vented Ground-cuckoo (Neomorphus geoffroyi) — 46–50 cm. Bronzy-brown above; buff below; rufous vent; bare blue facial skin; decurved bill. Inhabits humid lowland forest from Mexico to South America. Non-parasitic; follows army ant swarms to catch flushed prey. Rare and secretive. Insectivore.

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