Stygian Owl (Asio stygius)

Family
Strigidae (Typical Owls)

Size
43 cm

First Described (Guide)
(Wagler, 1832)

Habitat
Subtropical and tropical montane moist forest. From sea-level - 3,100 m.

Range (Guide)

Argentina, Belize, Bolivia, Brazil, Colombia, Cuba, Dominican Republic, Ecuador, Guatemala, Haiti, Honduras, Mexico, Nicaragua, Paraguay, Venezuela.

Population
Estimated population is 50,000 - 499,999 (2010).

Status LC
For more information see BirdLife International Species Factsheet.

Voice
Xeno-Canto Sound Files (more (9)...)

Stygian Owl (Asio stygius) [XC521762]
by JAYRSON ARAUJO DE OLIVEIRA from S\u00e3o Francisco do Sul, Santa Catarina, Brazil (call)

Stygian Owl (Asio stygius) [XC577102]
by Iv\u00e1n Lau from Aparecida de Goi\u00e2nia, Goi\u00e1s - Serra das areias, Brazil (song)

Subspecies
Very closely related to Long-eared Owl (Asio otus). Populations of north-western South America usually placed in robustus, sometimes included in nominate. Subspecies lambi, noctipetens and barberoi poorly differentiated, and possibly not valid.

The following 6 subspecies are recognised:

lambi Moore, RT, 1937 - Western Mexican highlands (south-western Chihuahua to Jalisco).
robustus Kelso, L, 1934 - From southern Mexico (Guerrero and Veracruz) discontinuously to north-western Venezuela, Colombia and Ecuador.
siguapa (d'Orbigny, 1839) - Cuba and I of Pines.
noctipetens Riley, 1916 - Hispaniola and Ile de Gonâve.
stygius (Wagler, 1832) - From northern Brazil south to eastern Bolivia, north-eastern Argentina and south-eastern Brazil.
barberoi Bertoni, AW, 1930 - Paraguay and northern Argentina.

References
See References.

Files:

JPG files for Stygian Owl (Asio stygius) - 10 files

More Information

BirdLife International

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BirdLife International Species Factsheet.

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