红尾鵟 vs 螺鳶
Buteo jamaicensis 对比 Rostrhamus sociabilis
Side-by-Side Comparison
| 属性 | 红尾鵟 | 螺鳶 |
|---|---|---|
| 学名 | Buteo jamaicensis | Rostrhamus sociabilis |
| 目 | Accipitriformes | Accipitriformes |
| 科 | Accipitridae | Accipitridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 53.0 cm (20.9 in) | — |
| 翼展 | 124.0 cm (48.8 in) | 69.0 cm (27.2 in) |
| 体重 | 1080.0 g (38.10 oz) | 375.75 g (13.25 oz) |
| 食性 | Small to medium mammals, especially voles, mice, and rabbits. Also takes birds, reptiles, and large … | -- |
| 产卵数 | 2-4 | 2-3 |
| Population Trend | — | — |
Size Comparison
Body Length
红尾鵟
53.0 cm
螺鳶
—
翼展
红尾鵟
124.0 cm
螺鳶
69.0 cm
体重
红尾鵟
1080.0 g
螺鳶
375.75 g
Habitat Comparison
红尾鵟
Open country with scattered elevated perches such as trees, poles, and cliffs. Adaptable to farmland, grasslands, roadsides, and suburban areas.
Song & Call Comparison
红尾鵟
鸣唱
Iconic, raspy descending scream: 'kreeeeee-ar', often used in films for all raptors. Gives short barking 'kak' notes near nest. Juveniles beg with persistent squealing whistles.
螺鳶
Geographic Range & Migration
红尾鵟
North America from Alaska to Panama, including the Caribbean. One of the most common raptors in North America.
螺鳶
保护状况
Least Concern
红尾鵟
Least Concern
螺鳶
How to Tell Them Apart
红尾鵟
羽毛
Variable plumage from pale to dark morphs. Most adults have rich brown upperparts, a pale breast with a dark belly band, and the characteristic rufous-red tail.
喙
Dark hooked bill with a yellow cere