Halsbandsperber vs Weißkopfseeadler
Accipiter collaris verglichen mit Haliaeetus leucocephalus
Side-by-Side Comparison
| Merkmal | Halsbandsperber | Weißkopfseeadler |
|---|---|---|
| Wissenschaftlicher Name | Accipiter collaris | Haliaeetus leucocephalus |
| Ordnung | Accipitriformes | Accipitriformes |
| Familie | Accipitridae | Accipitridae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 79,0 cm (31.1 in) |
| Flügelspannweite | 33,2 cm (13.1 in) | 203,0 cm (79.9 in) |
| Gewicht | 215,4 g (7.60 oz) | 4300,0 g (151.68 oz) |
| Ernährung | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| Gelegegröße | -- | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Gemeinsame Lebensräume
Halsbandsperber only
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Weißkopfseeadler only
Weißkopfseeadler
Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.
Song & Call Comparison
Halsbandsperber
Weißkopfseeadler
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
Halsbandsperber
Weißkopfseeadler
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Erhaltungsstatus
Halsbandsperber
Weißkopfseeadler
How to Tell Them Apart
Halsbandsperber
Weißkopfseeadler
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
Halsbandsperber
The Semi-collared Hawk, <em>Accipiter collaris</em>, is a raptor in the family Accipitridae (Hawks, Eagles & Kites). Like many members of the genus Accipiter, it is associated with forest habitats, where it likely relies on agile flight to pursue prey through dense vegetation. Detailed plumage and behavioral descriptions of this species are limited in the available literature. The species is currently assessed as Least Concern on global conservation assessments, suggesting its population is not under immediate threat. Information on its nesting …
Weißkopfseeadler
Der Weißkopfseeadler ist der Nationalvogel und das Symbol der Vereinigten Staaten. Einst durch den Einsatz des Pestizids DDT gefährdet, erholte sich der Bestand bemerkenswert und wurde 2007 von der Liste der gefährdeten Arten gestrichen. Diese kraftvollen Greifvögel bauen die größten Baumhorste aller Vögel, manche mit einem Gewicht von über zwei Tonnen.