Blyth's Hawk-Eagle (Nisaetus alboniger)

Other Scientific Names
Spizaetus alboniger [Sibley and Monroe (1990, 1993)]

Other Names (World)
Blyth's Hawk-Eagle, Mountain Hawk-Eagle(!), Black-and-white Hawk-Eagle(!)

Family
Accipitridae (Hawks, Eagles)

Size
51 - 58 cm

First Described (Guide)
(Blyth, 1845)

Habitat
Hill to upper montane forest, plantations. From 200 - 2,000 m.

Range (Guide)

Brunei Darussalam, Indonesia, Laos, Malaysia, Singapore, Thailand.

Southern Burma (Tenasserim) and southern Thailand through Malay Peninsula to Sumatra and off lying islands; northern Borneo.

Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.

Population
Estimated population is 1,000 (2010).

Status LC
For more information see BirdLife International Species Factsheet.

Food
Arboreal birds, mammals, reptiles. Occasionally bats.

Voice
A high-pitched, rapid 'kek-keek kek-keek' or 'speeoo-oo' descending at the end, uttered in flight. Short, high-pitched squeaks when perched.

Xeno-Canto Sound Files (more (8)...)

Blyth's Hawk-Eagle (Nisaetus alboniger) [XC439541]
by Bao Shen Yap from Telecom Road, Wang Mai village, Chumphon, Thailand (call)

Blyth's Hawk-Eagle (Nisaetus alboniger) [XC503138]
by Marc Anderson from Fraser's Hill, Pahang, Malaysia (song)

Subspecies
Spizaetus nanus, Spizaetus lanceolatus, Spizaetus philippensis, Spizaetus pinskeri, Spizaetus nipalensis, Spizaetus alboniger and Spizaetus bartelsi (Sibley and Monroe 1990, 1993) and Spizaetus cirrhatus and Spizaetus floris (Gjershaug et al. 2004) have been transferred into the genus Nisaetus following Haring et al. (2006). Spizaetus africanus and Hieraaetus fasciatus (Sibley and Monroe 1990, 1993) have both been transferred into Aquila, also following Haring et al. (2006); and Hieraaetus kienerii (Sibley and Monroe 1990, 1993) has been transferred into the resurrected genus Lophotriorchis.

Forms superspecies with Mountain Hawk-Eagle (Nisaetus nipalensis), Blyth's Hawk-Eagle (Nisaetus alboniger), Sulawesi Hawk-Eagle (Nisaetus lanceolatus) and North Philippine Hawk-Eagle (Nisaetus philippensis).

No subspecies.

References
See References.

Files:

More Information

BirdLife International

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BirdLife International Species Factsheet.

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