Dwarf Sparrowhawk vs อินทรีหัวขาว
Accipiter nanus เปรียบเทียบกับ Haliaeetus leucocephalus
Side-by-Side Comparison
| คุณสมบัติ | Dwarf Sparrowhawk | อินทรีหัวขาว |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Accipiter nanus | Haliaeetus leucocephalus |
| อันดับ | Accipitriformes | Accipitriformes |
| วงศ์ตระกูล | Accipitridae | Accipitridae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | 79.0 cm (31.1 in) |
| กว้างปีก | 30.5 cm (12.0 in) | 203.0 cm (79.9 in) |
| น้ำหนัก | 224.5 g (7.92 oz) | 4300.0 g (151.68 oz) |
| อาหาร | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| จำนวนไข่ | -- | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Dwarf 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
Dwarf 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
Dwarf Sparrowhawk
อินทรีหัวขาว
North America from Alaska and Canada through the contiguous United States to northern Mexico.
สถานะการอนุรักษ์
Dwarf Sparrowhawk
อินทรีหัวขาว
How to Tell Them Apart
Dwarf 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
Dwarf Sparrowhawk
The Dwarf Sparrowhawk (<em>Accipiter nanus</em>) is a small raptor belonging to the family Accipitridae (Hawks, Eagles & Kites), and is among the smallest accipiters within its range. It is associated with forest habitats, where it is presumed to hunt small vertebrates and invertebrates through dense woodland environments. Detailed plumage and behavioral descriptions of this species are limited in the available literature, reflecting the scarcity of field data for this little-studied island endemic. Geographic range data are not fully documented here, …
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.