Yellow-billed Cuckoo vs Western Koel

Coccyzus americanus เปรียบเทียบกับ Eudynamys scolopaceus

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Side-by-Side Comparison

คุณสมบัติ Yellow-billed Cuckoo Western Koel
ชื่อวิทยาศาสตร์ Coccyzus americanus Eudynamys scolopaceus
อันดับ Cuculiformes Cuculiformes
วงศ์ตระกูล Cuculidae Cuculidae
สถานะการอนุรักษ์ Least Concern Least Concern
ความยาว
กว้างปีก 28.7 cm (11.3 in) 39.3 cm (15.5 in)
น้ำหนัก 56.73333333333333 g (2.00 oz) 230.0 g (8.11 oz)
อาหาร -- --
จำนวนไข่ 1-5 2-3
Population Trend
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Habitat Comparison

ถิ่นที่อยู่อาศัยร่วมกัน

Yellow-billed Cuckoo only

ไม่มี

Western Koel only

ไม่มี

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Song & Call Comparison

Yellow-billed Cuckoo

เสียงร้อง

Loud, far-carrying resonant call; deep musical notes audible impressively through dense tropical forest.

Western Koel

เสียงร้อง

Loud, far-carrying nasal call; distinctive penetrating notes audible through dense tropical forest. Vocalization pattern typical of this species in its native habitat.

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สถานะการอนุรักษ์

Least Concern

Yellow-billed Cuckoo

Least Concern

Western Koel

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How to Tell Them Apart

Yellow-billed Cuckoo

ขนนก

Little Cuckoo: small; rich chestnut-rufous above; pale buff below; rufous tail; yellow bill; neotropical squirrel cuckoo group

Western Koel

ขนนก

Shining Bronze-cuckoo: brilliant iridescent golden-green above; white barred below; bronze-green head; reddish eye; small size

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About These Birds

Yellow-billed Cuckoo

Yellow-billed Cuckoo (Coccyzus americanus) — 27–32 cm. Brown above; white below; yellow lower mandible; rufous wing patches in flight; white-spotted tail. Migratory breeder in North America; winters in South America. Non-parasitic. Insectivore specialising in caterpillars and cicadas. Western population listed as Threatened.

Western Koel

Western Koel (Eudynamys scolopaceus) — 39–46 cm. Male glossy black; female brown with white spots and barred underparts; red eye. Widespread from South Asia through mainland Southeast Asia. Brood parasite targeting crows and mynas. Frugivore and insectivore. Its rising wailing call heralds the Indian summer.

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