Striped Owl

Text Version

Saturday May 10th, 2008

Striped Owl
Asio clamator

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As of February 2005.
Description	Medium sized owl with prominent ear tufts. Large pale facial disk, bordered with black. Cinnamon-buff above streaked with black, whitish or buff below with bold dark streaks. Dark brown eyes.
Size	30-38cm, 320-500g
Range	From S Mexico through South America east of Andes to N Argentina and Uruguay apart from Amazon basin. Also some Caribbean Islands.
Habitat	Open and semi-open grassland with trees, also open woodland, forest edge, plantations, air strips and rice fields. Avoid heavy rain forest.
Food	Small mammals, birds, reptiles and large insects.
Breeding	Breeds August-March, 2-4 eggs laid in depression or clump of vegetation on the ground, but also low tree cavities. Incubation is 28-33 days.
Call	Single, nasal hoot.
Status	Not globally threatened, but generally rare or patchily distributed. Range is possibly expanding as it moves into deforested areas.
Comments	Relatively little is known about this owl, especially its breeding biology. It was formerly in its own genus Rhinoptynx, but DNA evidence supports its inclusion in Asio.
Races	No additional information.
Asio.c.clamator	Colombia, Venezuela, Peru and N & C Brazil outside Amazon
A.c.forbesi	S Mexico, Panama, Cost Rica and Caribbean Islands (includes race oberi from Trinidad and Tobago)
A.c.midas	Bolivia, Paraguay, N & C Argentina to Uruguay and SE Brazil

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