Däumlingssperber vs Weißkopfseeadler
Accipiter superciliosus verglichen mit Haliaeetus leucocephalus
Side-by-Side Comparison
| Merkmal | Däumlingssperber | Weißkopfseeadler |
|---|---|---|
| Wissenschaftlicher Name | Accipiter superciliosus | Haliaeetus leucocephalus |
| Ordnung | Accipitriformes | Accipitriformes |
| Familie | Accipitridae | Accipitridae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 79,0 cm (31.1 in) |
| Flügelspannweite | 29,3 cm (11.5 in) | 203,0 cm (79.9 in) |
| Gewicht | 103,675 g (3.66 oz) | 4300,0 g (151.68 oz) |
| Ernährung | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| Gelegegröße | 1-3 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Gemeinsame Lebensräume
Däumlingssperber only
-
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
Däumlingssperber
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
Däumlingssperber
Weißkopfseeadler
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Erhaltungsstatus
Däumlingssperber
Weißkopfseeadler
How to Tell Them Apart
Däumlingssperber
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
Däumlingssperber
The Tiny Hawk, <em>Accipiter superciliosus</em>, is among the smallest members of the family Accipitridae and is found in forested regions of Central and South America. It inhabits dense tropical and subtropical forest habitats, where its diminutive size likely allows it to hunt in dense undergrowth and canopy. Detailed plumage and bill characteristics are not fully described in the literature reviewed here. The nest is recorded as a platform-like structure consistent with other hawks in this genus. Incubation lasts approximately 30 …
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.