Ó Frances vs đại bàng đầu trắng
Accipiter francesiae so với Haliaeetus leucocephalus
Side-by-Side Comparison
| Thuộc Tính | Ó Frances | đại bàng đầu trắng |
|---|---|---|
| Tên Khoa Học | Accipiter francesiae | Haliaeetus leucocephalus |
| Bộ | Accipitriformes | Accipitriformes |
| Họ | Accipitridae | Accipitridae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | 79,0 cm (31.1 in) |
| Chiều Dài Sải Cánh | 31,2 cm (12.3 in) | 203,0 cm (79.9 in) |
| Khối Lượng | 135,25 g (4.77 oz) | 4300,0 g (151.68 oz) |
| Chế Độ Ăn | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| Số Trứng | 1-5 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Môi Trường Sống Chung
Ó Frances only
Không
đại bàng đầu trắng only
đại bàng đầu trắng
Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.
Song & Call Comparison
Ó Frances
đại bàng đầu trắng
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
Ó Frances
đại bàng đầu trắng
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Tình Trạng Bảo Tồn
Ó Frances
đại bàng đầu trắng
How to Tell Them Apart
Ó Frances
đại bàng đầu trắng
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
Ó Frances
Frances's Sparrowhawk, <em>Accipiter francesiae</em>, is a small raptor belonging to the family Accipitridae (Hawks, Eagles & Kites). It is associated with forest habitats, where accipiters typically hunt birds and small vertebrates through dense tree cover. Detailed plumage and behavioral descriptions of this species are limited in the available literature. The species is assessed as Least Concern, suggesting it is not currently at elevated risk of global decline. Clutch sizes reportedly range from 1 to 5 eggs, though data on nest …
đại bàng đầu trắng
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.