Gyrfalcon vs Peregrine Falcon
Falco rusticolus в сравнении с Falco peregrinus
Side-by-Side Comparison
| Характеристика | Gyrfalcon | Peregrine Falcon |
|---|---|---|
| Научное название | Falco rusticolus | Falco peregrinus |
| Отряд | Falconiformes | Falconiformes |
| Семейство | Falconidae | Falconidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | 43,0 cm (16.9 in) |
| Размах крыльев | 73,6 cm (29.0 in) | 104,0 cm (40.9 in) |
| Масса | 1325,0 g (46.74 oz) | 750,0 g (26.46 oz) |
| Питание | -- | Almost exclusively medium-sized birds caught in flight, including pigeons, doves, waterfowl, and songbirds. Hunts with … |
| Размер кладки | 2-7 | 2-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Общие среды обитания
Gyrfalcon only
Нет
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
Gyrfalcon
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
Gyrfalcon
Peregrine Falcon
One of the most widespread birds, found on every continent except Antarctica. Migratory populations travel vast distances between breeding and wintering grounds.
Охранный статус
Gyrfalcon
Peregrine Falcon
How to Tell Them Apart
Gyrfalcon
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
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.