Gray-backed Hawk (Pseudastur occidentalis)

Order: Accipitriformes | Family: Accipitridae | IUCN Status: Endangered

gray-backed_hawk
Age: Adult | Sex: Unknown | Loc. Southwest Ecuador

gray-backed_hawk
Age: Adult | Sex: Unknown | Loc. Northwest  Peru

gray-backed_hawk
Age: Adult | Sex: Unknown | Loc. Southwest Ecuador

gray-backed_hawk
Age: Adult | Sex: Unknown | Loc. Southwest Ecuador


Identification & Behavior: ~48.5 cm (19 in). The Gray-backed Hawk is white below and dusky with faint white scaling above. The head is streaked with dusky.  The bill is black, the cere and lores gray, and the legs yellow. The tail is white with a broad black band and a narrow terminal white band. It is similar to the Variable Hawk but has broad wings relatively shorter tail with a broad middle black band and terminal white band. The Variable Hawk favors more open and drier habitats.

Status: The Gray-backed Hawk is rare to uncommon in the semi-deciduous forest of extreme northwest Peru. It also occurs in Ec.

Name in Spanish: Gavilán de Dorso Gris.

Sub-species: Gray-backed Hawk (Pseudastur occidentalis), Salvin 1876.

Meaning of Name: Pseudastur: Gr. Pseudo= false and Astur= relating to gender Astur. occidentalis: L. western, pertaining to the west.

See more of the Family Accipitridae   peru aves

Distribution Map
gray-backedhawkVoice


References:

    • Species range based on: Schulenberg, T. S., D. F. Stotz, and L. Rico. 2006. Distribution maps of the birds of Peru, version 1.0. Environment, Culture & Conservation (ECCo). The Field Museum.  http://fm2.fieldmuseum.org/uw_test/birdsofperu on 08/01/2015.