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Overview
Gray-lined hawk

Gray-lined hawk

Wikipedia

The gray-lined hawk is a smallish raptor found in open country and forest edges. It is sometimes placed in the genus Asturina as Asturina nitida. The species has been split by the American Ornithological Society from the gray hawk. The gray-lined hawk is found from El Salvador to Argentina, as well as on the Caribbean island of Trinidad.

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Distribution

Region

Neotropics

Typical Environment

Occurs from El Salvador through Panama and much of northern and central South America, including Colombia, Venezuela, the Guianas, Brazil, Bolivia, Paraguay, and northern Argentina, and on Trinidad. Prefers open country with scattered trees, forest edges, gallery forests, and second-growth habitats. Common along rivers and wetlands where riparian trees provide hunting perches. Tolerates agricultural mosaics and ranchlands, provided there are patches of trees or hedgerows. Most populations are sedentary with local movements tied to prey and seasonal rainfall.

Altitude Range

0–1500 m

Climate Zone

Tropical

Characteristics

Size38–46 cm
Wing Span80–100 cm
Male Weight0.45 kg
Female Weight0.65 kg
Life Expectancy12 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

The gray-lined hawk is a small to medium-sized raptor of open woodlands, edges, and riparian corridors from Central to South America and Trinidad. It was formerly lumped with the Gray Hawk but is now treated as a separate species; it has also been placed in the genus Asturina (Asturina nitida). It often hunts from exposed perches and is especially fond of reptiles, notably lizards and small snakes. Its clear, whistled calls are frequently heard during the breeding season.

Gallery

Bird photo
Bird photo
Bird photo
 Aligandi area - Darien, Panama

Aligandi area - Darien, Panama

JuvenileCristalino River, South Amazon, Brazil

JuvenileCristalino River, South Amazon, Brazil

Behaviour

Temperament

solitary and territorial

Flight Pattern

soaring glider

Social Behavior

Typically seen alone or in pairs, often perched conspicuously along edges or riparian trees. Pairs are likely monogamous and defend nesting territories. Nests are stick platforms placed in trees; clutches are small and both parents attend the young.

Migratory Pattern

Resident

Song Description

Gives a clear, whistled call often transcribed as a high, piercing pee-ee or keee-yer, repeated in series. Vocal activity increases during courtship and territorial displays. Calls carry well over open habitats.

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