French: Hibou moyen-duc German: Waldohreule Spanish: Búho chico
Other common names:
Subspecies and Distribution
A. o. otus
(Linnaeus, 1758) –
Eurasia (from British Is and Iberia) E to Sea of Okhotsk, S to Mediterranean islands, Middle East, N Pakistan (has bred) and Japan, with isolated population in EC China; also Azores, and NW Africa (Morocco to NW Tunisia); in winter to N Iran, S Afghanistan, S Pakistan, N India#R, S & E China.
A. o. canariensis
Madarász, 1901 – Canary Is.
A. o. tuftsi
Godfrey, 1948 – W Canada (S Yukon, S British Columbia E to Saskatchewan) S to N Mexico (NW Baja California, Nuevo León) and S USA (W Texas); in winter S to Mexico.
A. o. wilsonianus
(Lesson, 1830) – from SC & SE Canada (Manitoba E to Nova Scotia) S in USA to N Oklahoma and Virginia; in winter S to Mexico.
Male 35–38 cm, 220–305 g; female 37–40 cm, 260–435 g; wingspan 90–100 cm. Medium-sized owl with large, round head and conspicuous ear tufts.... read more
Complex repertoire in breeding season; advertising song of male is series of 10 to more than 200... read more
During breeding season, inhabits dense vegetation adjacent to open areas such as grassland or... read more
Food and feeding
Mainly small mammals; birds important in a few studies. Voles (Microtus) dominate diet in many mesic areas of North America, but... read more
Season Feb–Jul, with most later nests being renesting attempts by failed breeders; one unusual case of pair laying eggs in early Oct... read more
Resident and migratory; migration poorly understood. Nomadic in response to fluctuating prey... read more
Status and conservation
Not globally threatened (Least Concern). CITES II. Owing in part to nomadic behaviour, very difficult to determine population trends; estimates of global population size... read more
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