Bird Guide

Black-and-chestnut Eagle

Spizaetus isidori

EndangeredVertebratesForestPlatform nestHuge · 3.1 kg

About the Black-and-chestnut Eagle

The black-and-chestnut eagle, also known as Isidor's eagle, is a large South American species of bird of prey in the family Accipitridae. It is often placed in the monotypic genus Oroaetus. However, recent genetic testing indicates that this species is fairly closely related to Spizaetus species and thus the species should be included in that genus. The black-and-chestnut eagle is a typical forest raptor, hunting primarily small to medium-sized mammals and birds and constructing a large nest in a tall tree. Unfortunately, the twin causes of habitat destruction and persecution have caused population declines and the black-and-chestnut eagle is considered to be an Endangered species by the…

Text adapted from Wikipedia, licensed CC BY-SA 4.0.

ID tip

It is a fairly large eagle and very large raptor at 60 to 80 cm (24 to 31 in) in total length with a wingspan of 147 to 180 cm (4 ft 10 in to 5 ft 11 in). It is largest current member of the genus Spizaetus, with the smallest males somewhat larger linearly than the largest female ornate hawk-eagles. Full grown weights for black-and-chestnut eagles have been reported as 1.5 to 3.5 kg (3.3 to 7.

Text from Wikipedia, licensed CC BY-SA 4.0.

What the Black-and-chestnut Eagle sounds like

Recording: Andres Felipe Espinosa · CC BY-SA 4.0 · via xeno-canto

Where the Black-and-chestnut Eagle lives

Regular range

When to see the Black-and-chestnut Eagle

Peak activity in October · a resident species across most of its range

Easily confused with

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