Frances's Sparrowhawk vs อินทรีหัวขาว
Accipiter francesiae เปรียบเทียบกับ Haliaeetus leucocephalus
Side-by-Side Comparison
| คุณสมบัติ | Frances's Sparrowhawk | อินทรีหัวขาว |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Accipiter francesiae | Haliaeetus leucocephalus |
| อันดับ | Accipitriformes | Accipitriformes |
| วงศ์ตระกูล | Accipitridae | Accipitridae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | 79.0 cm (31.1 in) |
| กว้างปีก | 31.2 cm (12.3 in) | 203.0 cm (79.9 in) |
| น้ำหนัก | 135.25 g (4.77 oz) | 4300.0 g (151.68 oz) |
| อาหาร | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| จำนวนไข่ | 1-5 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Frances's Sparrowhawk only
ไม่มี
อินทรีหัวขาว only
อินทรีหัวขาว
Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.
Song & Call Comparison
Frances's Sparrowhawk
อินทรีหัวขาว
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
Frances's Sparrowhawk
อินทรีหัวขาว
North America from Alaska and Canada through the contiguous United States to northern Mexico.
สถานะการอนุรักษ์
Frances's Sparrowhawk
อินทรีหัวขาว
How to Tell Them Apart
Frances's Sparrowhawk
อินทรีหัวขาว
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
Frances's Sparrowhawk
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 …
อินทรีหัวขาว
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.