Oriental Cuckoo vs Lesser Ground-cuckoo

Cuculus optatus مقارنةً بـ Morococcyx erythropygus

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Side-by-Side Comparison

السمة Oriental Cuckoo Lesser Ground-cuckoo
الاسم العلمي Cuculus optatus Morococcyx erythropygus
الرتبة Cuculiformes Cuculiformes
الفصيلة Cuculidae Cuculidae
حالة الحفاظ Least Concern Least Concern
الطول
طول الجناح 19,8 cm (7.8 in)
الوزن 102,26666666666667 g (3.61 oz) 66,6 g (2.35 oz)
النظام الغذائي -- --
عدد البيض في الوضع 1-2 2
Population Trend
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Habitat Comparison

الموائل المشتركة

بلا

Oriental Cuckoo only

Lesser Ground-cuckoo only

بلا

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Song & Call Comparison

Oriental Cuckoo

الغناء

Loud, far-carrying raucous call; harsh penetrating notes carrying through dense forest in Asia. Vocalization pattern typical of this species in its native habitat.

Lesser Ground-cuckoo

الغناء

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

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حالة الحفاظ

Least Concern

Oriental Cuckoo

Least Concern

Lesser Ground-cuckoo

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How to Tell Them Apart

Oriental Cuckoo

الريش

Oriental Cuckoo: gray above; white below with rufous barring; long dark tail; yellow eye-ring; broad barring; Asian migrant species

Lesser Ground-cuckoo

الريش

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

Oriental Cuckoo

Oriental Cuckoo (Cuculus optatus) — 30–33 cm. Grey above; barred white underparts; yellow orbital ring; long tail. Widespread breeder across Siberia, Russia, and northeast Asia; winters to Southeast Asia and Australia. Brood parasite targeting warblers and flycatchers. Insectivore. Long-distance migratory cuckoo.

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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