Whistling Yellowbill vs Western Koel

Ceuthmochares australis so với Eudynamys scolopaceus

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Side-by-Side Comparison

Thuộc Tính Whistling Yellowbill Western Koel
Tên Khoa Học Ceuthmochares australis Eudynamys scolopaceus
Bộ Cuculiformes Cuculiformes
Họ Cuculidae Cuculidae
Tình Trạng Bảo Tồn Least Concern Least Concern
Chiều Dài
Chiều Dài Sải Cánh 24,4 cm (9.6 in) 39,3 cm (15.5 in)
Khối Lượng 64,2 g (2.26 oz) 230,0 g (8.11 oz)
Chế Độ Ăn -- --
Số Trứng 1-4 2-3
Population Trend
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Habitat Comparison

Môi Trường Sống Chung

Whistling Yellowbill only

Không

Western Koel only

Không

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Song & Call Comparison

Whistling Yellowbill

Tiếng Hót

Loud, harsh call with penetrating quality; rough resonant notes carrying through dense forest habitat.

Western Koel

Tiếng Hót

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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Tình Trạng Bảo Tồn

Least Concern

Whistling Yellowbill

Least Concern

Western Koel

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How to Tell Them Apart

Whistling Yellowbill

Bộ Lông

Blue Coua: brilliant turquoise-blue overall; darker wings; bare facial skin; long graduated tail; Madagascar endemic; spectacular blue

Western Koel

Bộ Lông

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

Whistling Yellowbill

Whistling Yellowbill (Ceuthmochares australis) — 30–35 cm. Very similar to Chattering Yellowbill — grey plumage; yellow bill; long tail — but distinguished by its melodic whistled song rather than chattering calls. Found in forest and forest edge in East and Southeast Africa from Kenya to Mozambique. Non-parasitic. Insectivore.

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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