Grey-backed hawk

Unlike the “hawks eat birds” stereotype, this one is especially known as a reptile-hunter hawk

Francesco Veronesi


Grey-backed hawk

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Unlike the “hawks eat birds” stereotype, this one is especially known as a reptile-hunter hawk

Population 2,500 – 8,000
1-19% decline over the past three generations

A rare forest raptor found only in a narrow strip of northwestern South America, mainly in western Ecuador and just across the border into far northern Peru. It’s a medium-sized hawk with a clean, sharp look: a grayish head and mantle that blend into darker upperparts, pale underparts, and a tail that often shows a bold dark band near the tip. In flight, it has a purposeful, steady style rather than the wide, lazy circling people associate with some hawks. This is a bird made for working forest edges, slopes, and clearings—places where it can perch quietly, watch for movement, and then strike with speed.

What makes the grey-backed hawk distinctive is its “between-worlds” personality. It isn’t strictly a deep-jungle specialist that never leaves thick cover, but it also doesn’t thrive in wide-open landscapes. It tends to use forest structure as a hunting tool, often sitting still on a high perch and scanning below. When it moves, it does so decisively, cutting across gaps or dropping into vegetation with sudden force. Its build fits that approach: broad enough to be powerful, but not so heavy that it can’t maneuver through trees. While many people picture hawks as bird-hunters, this species is especially known for taking a lot of reptiles, including snakes and lizards, along with small mammals and birds when the chance appears.

The grey-backed hawk’s behavior can be surprisingly dramatic during display flights. One bird may climb and then dive steeply in a showy drop, as if making a statement over the treetops. Yet much of its daily life is quiet and watchful. It can be hard to spot because it may sit motionless for long periods, blending into the canopy shadows. When it calls, the sound helps reveal its presence, but even then it can remain hidden behind leaves.

Distribution

Country
Population est.
Status
Year
Comments
Ecuador
2024
Peru
2024

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Terrestrial / Aquatic

Altricial / Precocial

Polygamous / Monogamous

Dimorphic (size) / Monomorphic

Active: Diurnal / Nocturnal

Social behavior: Solitary / Pack / Herd

Diet: Carnivore / Herbivore / Omnivore / Piscivorous / Insectivore

Migratory: Yes / No

Domesticated: Yes / No

Dangerous: Yes / No