Common Kestrel vs Gyrfalcon
Falco tinnunculus 对比 Falco rusticolus
Side-by-Side Comparison
| 属性 | Common Kestrel | Gyrfalcon |
|---|---|---|
| 学名 | Falco tinnunculus | Falco rusticolus |
| 目 | Falconiformes | Falconiformes |
| 科 | Falconidae | Falconidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 34.0 cm (13.4 in) | — |
| 翼展 | 74.0 cm (29.1 in) | 73.6 cm (29.0 in) |
| 体重 | 190.0 g (6.70 oz) | 1325.0 g (46.74 oz) |
| 食性 | Primarily voles and mice, also lizards, large insects, and small birds. Hunts by hovering at … | -- |
| 产卵数 | 1-7 | 2-7 |
| Population Trend | — | — |
Size Comparison
Body Length
Common Kestrel
34.0 cm
Gyrfalcon
—
翼展
Common Kestrel
74.0 cm
Gyrfalcon
73.6 cm
体重
Common Kestrel
190.0 g
Gyrfalcon
1325.0 g
Habitat Comparison
Common Kestrel
Open country including farmland, grasslands, moorland, and urban areas. Common along motorways and in cities across Europe.
Song & Call Comparison
Common Kestrel
鸣唱
A shrill, repeated 'kee-kee-kee-kee' or 'kik-ik-ik', especially near nest. Alarm call is a nasal chattering. Generally less vocal than larger falcons. Calls ring clearly in open country.
Gyrfalcon
Geographic Range & Migration
Common Kestrel
Europe, Asia, and Africa. One of the most common and widespread raptors in the Old World.
Gyrfalcon
保护状况
Least Concern
Common Kestrel
Least Concern
Gyrfalcon
How to Tell Them Apart
Common Kestrel
羽毛
Males have a blue-grey head and tail with a rufous back spotted with black. Females are rufous-brown with heavy barring. Both have a dark moustachial stripe.
喙
Short, hooked grey bill with a yellow cere
Gyrfalcon
About These Birds
Common Kestrel
红隼（Falco tinnunculus）— 广泛分布于欧洲、亚洲和非洲的小型隼。以悬停空中寻觅地面猎物的行为为特征。