pygargue à tête blanche vs Buse à épaulettes

Haliaeetus leucocephalus comparé à Buteo lineatus

Side-by-Side Comparison

Attribut pygargue à tête blanche Buse à épaulettes
Nom scientifique Haliaeetus leucocephalus Buteo lineatus
Ordre Accipitriformes Accipitriformes
Famille Accipitridae Accipitridae
Statut de conservation Least Concern Least Concern
Longueur 79,0 cm (31.1 in)
Envergure 203,0 cm (79.9 in) 63,8 cm (25.1 in)
Poids 4300,0 g (151.68 oz) 608,75 g (21.47 oz)
Régime alimentaire Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … --
Taille de la couvée 1-4 2-5
Population Trend

Size Comparison

Body Length
pygargue à tête blanche 79,0 cm
Buse à épaulettes
Envergure
pygargue à tête blanche 203,0 cm
Buse à épaulettes 63,8 cm
Poids
pygargue à tête blanche 4300,0 g
Buse à épaulettes 608,75 g

Habitat Comparison

Habitats partagés

Aucun(e)

pygargue à tête blanche only

Buse à épaulettes only

Aucun(e)

pygargue à tête blanche

Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.

Song & Call Comparison

pygargue à tête blanche

Chant

High-pitched, chattering whistle: a rapid 'kleek-kik-ik-ik-ik'. Surprisingly weak and thin for such a large raptor. Also gives a lower 'kwit-kwit' call near the nest.

Buse à épaulettes

Geographic Range & Migration

pygargue à tête blanche

North America from Alaska and Canada through the contiguous United States to northern Mexico.

Buse à épaulettes

Statut de conservation

Least Concern

pygargue à tête blanche

Least Concern

Buse à épaulettes

How to Tell Them Apart

pygargue à tête blanche

Plumage

Adults have a dark brown body with a striking white head and tail. Juveniles are mottled brown and white, reaching full adult plumage at age five.

Bec

Large, hooked, bright yellow bill

Buse à épaulettes

About These Birds

pygargue à tête blanche

The bald eagle is the national bird and symbol of the United States. Once endangered due to DDT pesticide use, it made a remarkable recovery and was removed from the endangered species list in 2007. These powerful raptors build the largest tree nests of any bird, some weighing over two tons.

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