Family Hawks, Eagles (Accipitridae)

Critically Endangered

Flores Hawk-eagle (Nisaetus floris)


French: Aigle de Florès German: Floreshaubenadler Spanish: Águila de Flores

Limnaëtus limnaëtus floris

E. J. O. Hartert

, 1898,



Until recently was considered conspecific with N. cirrhatus, but differs in its greater size (wing length 430–462 mm vs 365–426 mm#R) (allow 2); white colouration throughout much of body plumage (3); tail with 6 (not 4–5) bars#R (2). Monotypic.


Lesser Sundas (Lombok, Sumbawa, Flores and Alor#R).

Descriptive notes

60–80 cm. Slightly larger than closely related N. cirrhatus; crestless; differs from cirrhatus in having white head and underparts, with... read more


One on Alor gave a loud, shrill, high-pitched whistle.


Occurs in tropical lowland and sub-montane moist forest from sea-level to c. 1700 m, with most... read more

Food and feeding

Almost nothing known of diet and foraging behaviour. Presumably still-hunts from perch like congeners. Seen catching snake on Sumbawa, and... read more


Very little information. Active nests reported on Flores in Mar, Apr, May and Aug; nest and eggs undescribed.


Thought to be sedentary aside from dispersal movements of juveniles. Given its presence on small... read more

Status and conservation

CRITICALLY ENDANGERED. CITES II. Restricted-range species endemic to the Lesser Sundas and present in the Northern Nusa Tenggara Endemic Bird Area. Population estimated to... read more

Recommended citation

del Hoyo, J., Collar, N., Marks, J.S. & Sharpe, C.J. (2020). Flores Hawk-eagle (Nisaetus floris). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 27 February 2020).