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Asturina nitida Grey-lined Hawk; Gray Hawk; Grey Hawk

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Higher taxa:  Life   Vertebrata   Aves   Accipitridae   Asturina   Global map IDnature guides: Bird_species, Birds, Birds2, Birds_San_Luis We parsed the following live from the Web into this page. Such content is managed by its original site and not cached on Discover Life. Please send feedback and corrections directly to the source. See original regarding copyrights and terms of use. Image, WorldBirder Map, Ask A Biologist, Arizona State University Breeding Bird Survey, USGS

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© Larry Thompson, 2007 Asturina nitida, Gray Hawk	© Larry Thompson, 2007 Asturina nitida, Gray Hawk
© Larry Thompson, 2007 Asturina nitida, Gray Hawk	© Larry Thompson, 2007 Asturina nitida, Gray Hawk
© Larry Thompson, 2007 Asturina nitida, Gray Hawk	© Larry Thompson, 2007 Asturina nitida, Gray Hawk
© Larry Thompson, 2007 Asturina nitida, Gray Hawk	© Larry Thompson, 2007 Asturina nitida, Gray Hawk
© Larry Thompson, 2007 Asturina nitida, Gray Hawk	© Larry Thompson, 2007 Asturina nitida, Gray Hawk

Following modified from Breeding Bird Survey, USGS

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ID Tips Life History Taxonomy(ITIS) Species Forum Glossary Back to List Gray hawk Asturina nitida Identification Tips: Length: 15 inches Wingspan: 35 inches Sexes similar Small buteo Broad, rounded wings Hooked beak Short broad tail Yellow legs and cere Adult: Gray upperparts Underparts barred gray and white Dark tail with two white bands, one wider than the other White uppertail coverts Pale underwings Immature: Dark brown upperparts Underparts heavily streaked White supercilium contrasting with dark eyeline Dark malar streak Brown tail with numerous darker bands Similar species: Gray and white plumage of adult similar only to adult male Hook-billed Kite but kite has larger bill, more boldly marked primaries, and darker underwings. Immature Gray Hawk is similar to immature Broad-winged Hawk and immature accipiters but has white uppertail coverts, stronger face pattern, and more bands on the tail. Length and wingspan from: Robbins, C.S., Bruun, B., Zim, H.S., (1966). Birds of North America. New York: Western Publishing Company, Inc. Patuxent Bird Population Studies Patuxent Bird Identification InfoCenter Adult