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Andaman Hawk Owl - Ninox affinis

 
Calls - Ninox affinis
Typical call South Andaman © Dave Farrow

Introduction:The Andaman Hawk Owl is a small to medium-sized brown owl with a rounded head and no ear-tufts.

[For help with terms used in the description, see parts of an owl. For general characteristics common to most owl species, see owl physiology.]

Description: The facial disc is greyish. Eyes are yellow, cere is dull green and the bill is yellowish-horn, paler on the upper ridge and tip. The crown and mantle are plain brown with indistinct fine ochre vermiculations. The mantle has a rufous tint.
Upperparts are brown, with the outer webs of the scapulars having larger pale cinnamon-buffish areas. Flight and tail feathers are barred brown and buff, with the secondaries having a rufous tinge.
Underparts are pale brownish-buff, streaked chestnut-brown over the entire underside - these streaks appearing as long stripes from the neck to the belly. Tarsi are feathered to the base of the toes, which a bare or sparsely bristled, and coloured yellowish. Claws are blackish-horn.

Size: Length 25-28cm. Wing length 167-170mm. No weight data available.

Habits: Little known, probably similar to the Brown Hawk Owl.

Voice: A short, hollow, guttural, downslurred croak repeated at intervals of several seconds - crauwu .

Hunting & Food: The Andaman Hawk Owl feeds mainly on insects. This owl has been observed hawking moths and beetles in flight.

Breeding: The breeding biology of this owl is virtually unknown.

Habitat: Mainly lowland forest. Has been observed hunting in low secondary forest.

Distribution: The Andaman Hawk Owl is endemic to the Andaman Islands.

Distribution of Andaman Hawk Owl - Ninox affinis
Distribution of the Andaman Hawk Owl Ninox affinis

Status: Probably endangered. Listed as Near-threatened by BirdLife International.

Original Description: Beavan, Robert Cecil. 1867. Ibis, New Series, vol. 3, p. 316.

Subspecies: N. a. affinis, N. a. isolata, N. a. rexpimenti

References:

BirdLife International. 2012. "IUCN Red List of Threatened Species". IUCN 2012
Boyer and Hume. 1991. "Owls of the World". BookSales Inc
del Hoyo, Elliott & Sargatal. 1999. "Handbook of the Birds of the World: Barn Owls to Hummingbirds". Buteo Books
König, Claus & Weick, Friedhelm. 2008. "Owls: A Guide to the Owls of the World (Second Edition)". Yale University Press
König, Weick and Becking. 1999. "Owls: A Guide to the Owls of the World". Yale University Press
Voous, Karel H. 1988. "Owls of the Northern Hemisphere". The MIT Press

Page Information:

Page compiled by . Page last updated 2013-05-28

OwlPages.com Owl Species ID: 240.100.000

 
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