épervier brun vs pygargue à tête blanche
Accipiter striatus comparé à Haliaeetus leucocephalus
Side-by-Side Comparison
| Attribut | épervier brun | pygargue à tête blanche |
|---|---|---|
| Nom scientifique | Accipiter striatus | Haliaeetus leucocephalus |
| Ordre | Accipitriformes | Accipitriformes |
| Famille | Accipitridae | Accipitridae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | 79,0 cm (31.1 in) |
| Envergure | 36,3 cm (14.3 in) | 203,0 cm (79.9 in) |
| Poids | 134,5 g (4.74 oz) | 4300,0 g (151.68 oz) |
| Régime alimentaire | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| Taille de la couvée | 2-5 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Habitats partagés
épervier brun only
Aucun(e)
pygargue à tête blanche only
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
épervier brun
pygargue à tête blanche
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.
Geographic Range & Migration
épervier brun
pygargue à tête blanche
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Statut de conservation
épervier brun
pygargue à tête blanche
How to Tell Them Apart
épervier brun
pygargue à tête blanche
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.
Large, hooked, bright yellow bill
About These Birds
épervier brun
The Sharp-shinned Hawk, <em>Accipiter striatus</em>, is a small but agile member of the family Accipitridae and is one of the most widespread hawks in the Americas, ranging from Alaska and Canada south through Central America and the Caribbean. It inhabits forested landscapes, where it adeptly maneuvers through dense vegetation in pursuit of prey. Detailed plumage and bill descriptions are not fully captured in the data available for this account. The nest is a platform-type structure typically built in conifers or …
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.