Rundschwanzsperber vs Weißkopfseeadler
Accipiter cooperii verglichen mit Haliaeetus leucocephalus
Side-by-Side Comparison
| Merkmal | Rundschwanzsperber | Weißkopfseeadler |
|---|---|---|
| Wissenschaftlicher Name | Accipiter cooperii | Haliaeetus leucocephalus |
| Ordnung | Accipitriformes | Accipitriformes |
| Familie | Accipitridae | Accipitridae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 79,0 cm (31.1 in) |
| Flügelspannweite | 48,2 cm (19.0 in) | 203,0 cm (79.9 in) |
| Gewicht | 429,6666666666667 g (15.16 oz) | 4300,0 g (151.68 oz) |
| Ernährung | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| Gelegegröße | 3-6 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Gemeinsame Lebensräume
Rundschwanzsperber 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
Rundschwanzsperber
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
Rundschwanzsperber
Weißkopfseeadler
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Erhaltungsstatus
Rundschwanzsperber
Weißkopfseeadler
How to Tell Them Apart
Rundschwanzsperber
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
Rundschwanzsperber
Cooper's Hawk, <em>Accipiter cooperii</em>, is a medium-sized member of the family Accipitridae (Hawks, Eagles & Kites), well known across North America for its skilled pursuit of birds through wooded landscapes. This species inhabits forest environments and is often associated with both mature woodland and suburban areas with tree cover. Detailed plumage and behavioral descriptions of this species are limited in the available literature beyond nesting data. Cooper's Hawk is assessed as Least Concern. Its nest is a platform structure (type …
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.