American Kestrel vs Peregrine Falcon
Falco sparverius 对比 Falco peregrinus
Side-by-Side Comparison
| 属性 | American Kestrel | Peregrine Falcon |
|---|---|---|
| 学名 | Falco sparverius | Falco peregrinus |
| 目 | Falconiformes | Falconiformes |
| 科 | Falconidae | Falconidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | 43.0 cm (16.9 in) |
| 翼展 | 36.5 cm (14.4 in) | 104.0 cm (40.9 in) |
| 体重 | 119.33333333333333 g (4.21 oz) | 750.0 g (26.46 oz) |
| 食性 | -- | Almost exclusively medium-sized birds caught in flight, including pigeons, doves, waterfowl, and songbirds. Hunts with … |
| 产卵数 | 1-7 | 2-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
共同栖息地
American Kestrel only
Peregrine Falcon only
Peregrine Falcon
Diverse habitats from tundra to tropics, typically near cliffs or tall structures. Increasingly found in cities nesting on skyscrapers and bridges.
Song & Call Comparison
American Kestrel
Peregrine Falcon
A harsh, wailing 'kak-kak-kak-kak' repeated rapidly in defense of the nest. Alarm call is a long screaming 'raaak'. Mostly silent away from breeding sites.
Geographic Range & Migration
American Kestrel
Peregrine Falcon
One of the most widespread birds, found on every continent except Antarctica. Migratory populations travel vast distances between breeding and wintering grounds.
保护状况
American Kestrel
Peregrine Falcon
How to Tell Them Apart
American Kestrel
Peregrine Falcon
Blue-grey upperparts with barred white underparts. A distinctive black moustachial stripe contrasts with the white throat and cheeks.
Short, notched blue-grey bill with a yellow cere
About These Birds
American Kestrel
美洲隼。北美洲最小的隼，体重约119克，翼展36.5厘米。棕红色和石板蓝色羽毛。在田野上方悬停。
Peregrine Falcon
The peregrine falcon is the fastest animal on Earth, reaching speeds over 389 km/h during its characteristic hunting stoop. Like the bald eagle, peregrines suffered dramatic declines from DDT but have recovered through intensive conservation programs. They have adapted remarkably well to urban environments.